Home / 545,150.29-752,178.71-458,265.73

Finding the Fourth Proportional to 545,150.29, 752,178.71 and 458,265.73

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Solution

The fourth proportional to 545,150.29, 752,178.71 and 458,265.73 is: 632,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,150.29 : 752,178.71 = 458,265.73 : x
  2. Step 2: Convert to fraction form
    545,150.29/752,178.71 = 458,265.73/x
  3. Step 3: Cross multiply
    545,150.29x = 752,178.71 × 458,265.73
  4. Step 4: Simplify right side
    545,150.29x = 344,697,723,013.38
  5. Step 5: Solve for x
    x = 344,697,723,013.38/545,150.29
  6. Step 6: Final answer
    x = 632,298.52

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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.