Home / 466,535.78-644,129.25-358,915.94

Finding the Fourth Proportional to 466,535.78, 644,129.25 and 358,915.94

Calculator

Solution

The fourth proportional to 466,535.78, 644,129.25 and 358,915.94 is: 495,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,535.78 : 644,129.25 = 358,915.94 : x
  2. Step 2: Convert to fraction form
    466,535.78/644,129.25 = 358,915.94/x
  3. Step 3: Cross multiply
    466,535.78x = 644,129.25 × 358,915.94
  4. Step 4: Simplify right side
    466,535.78x = 231,188,255,245.25
  5. Step 5: Solve for x
    x = 231,188,255,245.25/466,535.78
  6. Step 6: Final answer
    x = 495,542.39

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.