#include<bits/stdc++.h>
using namespace std;
const int N=1e6+10;
typedef long long ll;

int main() {
    int t;
    scanf("%d",&t);
    while(t--){
        int maxn,minn,avg;
        double ansx,ansy;
        int n;
        scanf("%d%d%d%d",&n,&maxn,&minn,&avg);
        int x=maxn+(n-1)*minn;
        int y=maxn*(n-1)+minn;
        if(maxn<minn){
            puts("no");
            continue;
        }
        if(n==1){
            if(maxn==minn&&minn==avg)puts("yes");
            else puts("no");
            continue;
        }
        //cout<<avg*n<<"   "<<x<<"   "<<y<<endl;
        if(avg*n>y||avg*n<x)puts("no");
        else puts("yes");
    }
    return 0;
}