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Finding the Fourth Proportional to 334,151.52, 501,319.83 and 154,291.86

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Solution

The fourth proportional to 334,151.52, 501,319.83 and 154,291.86 is: 231,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,151.52 : 501,319.83 = 154,291.86 : x
  2. Step 2: Convert to fraction form
    334,151.52/501,319.83 = 154,291.86/x
  3. Step 3: Cross multiply
    334,151.52x = 501,319.83 × 154,291.86
  4. Step 4: Simplify right side
    334,151.52x = 77,349,569,025.58
  5. Step 5: Solve for x
    x = 77,349,569,025.58/334,151.52
  6. Step 6: Final answer
    x = 231,480.52

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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.