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Finding the Fourth Proportional to 552,714.86, 762,781.27 and 334,942.60

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Solution

The fourth proportional to 552,714.86, 762,781.27 and 334,942.60 is: 462,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,714.86 : 762,781.27 = 334,942.60 : x
  2. Step 2: Convert to fraction form
    552,714.86/762,781.27 = 334,942.60/x
  3. Step 3: Cross multiply
    552,714.86x = 762,781.27 × 334,942.60
  4. Step 4: Simplify right side
    552,714.86x = 255,487,941,805.10
  5. Step 5: Solve for x
    x = 255,487,941,805.10/552,714.86
  6. Step 6: Final answer
    x = 462,241.85

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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.