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Finding the Fourth Proportional to 568.59, 849.51 and 500.91

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Solution

The fourth proportional to 568.59, 849.51 and 500.91 is: 748.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.59 : 849.51 = 500.91 : x
  2. Step 2: Convert to fraction form
    568.59/849.51 = 500.91/x
  3. Step 3: Cross multiply
    568.59x = 849.51 × 500.91
  4. Step 4: Simplify right side
    568.59x = 425,528.05
  5. Step 5: Solve for x
    x = 425,528.05/568.59
  6. Step 6: Final answer
    x = 748.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.