Home / 837,277.20-1,155,472.92-479,650.32

Finding the Fourth Proportional to 837,277.20, 1,155,472.92 and 479,650.32

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Solution

The fourth proportional to 837,277.20, 1,155,472.92 and 479,650.32 is: 661,934.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,277.20 : 1,155,472.92 = 479,650.32 : x
  2. Step 2: Convert to fraction form
    837,277.20/1,155,472.92 = 479,650.32/x
  3. Step 3: Cross multiply
    837,277.20x = 1,155,472.92 × 479,650.32
  4. Step 4: Simplify right side
    837,277.20x = 554,222,955,829.33
  5. Step 5: Solve for x
    x = 554,222,955,829.33/837,277.20
  6. Step 6: Final answer
    x = 661,934.85

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Double scale
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1.5x scale

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.