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Finding the Fourth Proportional to 361,247.75, 542,207.87 and 183,887.52

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Solution

The fourth proportional to 361,247.75, 542,207.87 and 183,887.52 is: 276,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,247.75 : 542,207.87 = 183,887.52 : x
  2. Step 2: Convert to fraction form
    361,247.75/542,207.87 = 183,887.52/x
  3. Step 3: Cross multiply
    361,247.75x = 542,207.87 × 183,887.52
  4. Step 4: Simplify right side
    361,247.75x = 99,705,259,310.01
  5. Step 5: Solve for x
    x = 99,705,259,310.01/361,247.75
  6. Step 6: Final answer
    x = 276,002.44

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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.