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Finding the Fourth Proportional to 592.92, 890.46 and 484.92

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Solution

The fourth proportional to 592.92, 890.46 and 484.92 is: 728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.92 : 890.46 = 484.92 : x
  2. Step 2: Convert to fraction form
    592.92/890.46 = 484.92/x
  3. Step 3: Cross multiply
    592.92x = 890.46 × 484.92
  4. Step 4: Simplify right side
    592.92x = 431,801.86
  5. Step 5: Solve for x
    x = 431,801.86/592.92
  6. Step 6: Final answer
    x = 728.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.