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Finding the Fourth Proportional to 334,398.44, 501,614.07 and 134,691.86

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Solution

The fourth proportional to 334,398.44, 501,614.07 and 134,691.86 is: 202,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,398.44 : 501,614.07 = 134,691.86 : x
  2. Step 2: Convert to fraction form
    334,398.44/501,614.07 = 134,691.86/x
  3. Step 3: Cross multiply
    334,398.44x = 501,614.07 × 134,691.86
  4. Step 4: Simplify right side
    334,398.44x = 67,563,331,417.01
  5. Step 5: Solve for x
    x = 67,563,331,417.01/334,398.44
  6. Step 6: Final answer
    x = 202,044.40

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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.