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Finding the Fourth Proportional to 358,517.49, 538,108.52 and 181,149.14

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Solution

The fourth proportional to 358,517.49, 538,108.52 and 181,149.14 is: 271,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,517.49 : 538,108.52 = 181,149.14 : x
  2. Step 2: Convert to fraction form
    358,517.49/538,108.52 = 181,149.14/x
  3. Step 3: Cross multiply
    358,517.49x = 538,108.52 × 181,149.14
  4. Step 4: Simplify right side
    358,517.49x = 97,477,895,624.67
  5. Step 5: Solve for x
    x = 97,477,895,624.67/358,517.49
  6. Step 6: Final answer
    x = 271,891.60

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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.