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Finding the Fourth Proportional to 252,801, 379,263.87 and 75,307.32

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Solution

The fourth proportional to 252,801, 379,263.87 and 75,307.32 is: 112,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,801 : 379,263.87 = 75,307.32 : x
  2. Step 2: Convert to fraction form
    252,801/379,263.87 = 75,307.32/x
  3. Step 3: Cross multiply
    252,801x = 379,263.87 × 75,307.32
  4. Step 4: Simplify right side
    252,801x = 28,561,345,622.53
  5. Step 5: Solve for x
    x = 28,561,345,622.53/252,801
  6. Step 6: Final answer
    x = 112,979.56

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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.