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Finding the Fourth Proportional to 590.08, 814.56 and 502.96

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Solution

The fourth proportional to 590.08, 814.56 and 502.96 is: 694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.08 : 814.56 = 502.96 : x
  2. Step 2: Convert to fraction form
    590.08/814.56 = 502.96/x
  3. Step 3: Cross multiply
    590.08x = 814.56 × 502.96
  4. Step 4: Simplify right side
    590.08x = 409,691.10
  5. Step 5: Solve for x
    x = 409,691.10/590.08
  6. Step 6: Final answer
    x = 694.30

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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.