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Finding the Fourth Proportional to 593.38, 819.69 and 476.13

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Solution

The fourth proportional to 593.38, 819.69 and 476.13 is: 657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.38 : 819.69 = 476.13 : x
  2. Step 2: Convert to fraction form
    593.38/819.69 = 476.13/x
  3. Step 3: Cross multiply
    593.38x = 819.69 × 476.13
  4. Step 4: Simplify right side
    593.38x = 390,279.00
  5. Step 5: Solve for x
    x = 390,279.00/593.38
  6. Step 6: Final answer
    x = 657.72

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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.