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Finding the Fourth Proportional to 383,042.66, 574,557.50 and 98,732.66

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Solution

The fourth proportional to 383,042.66, 574,557.50 and 98,732.66 is: 148,097.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,042.66 : 574,557.50 = 98,732.66 : x
  2. Step 2: Convert to fraction form
    383,042.66/574,557.50 = 98,732.66/x
  3. Step 3: Cross multiply
    383,042.66x = 574,557.50 × 98,732.66
  4. Step 4: Simplify right side
    383,042.66x = 56,727,587,671.99
  5. Step 5: Solve for x
    x = 56,727,587,671.99/383,042.66
  6. Step 6: Final answer
    x = 148,097.31

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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.