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Finding the Fourth Proportional to 352,047.87, 527,933.62 and 124,294.91

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Solution

The fourth proportional to 352,047.87, 527,933.62 and 124,294.91 is: 186,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,047.87 : 527,933.62 = 124,294.91 : x
  2. Step 2: Convert to fraction form
    352,047.87/527,933.62 = 124,294.91/x
  3. Step 3: Cross multiply
    352,047.87x = 527,933.62 × 124,294.91
  4. Step 4: Simplify right side
    352,047.87x = 65,619,459,649.15
  5. Step 5: Solve for x
    x = 65,619,459,649.15/352,047.87
  6. Step 6: Final answer
    x = 186,393.57

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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.