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Finding the Fourth Proportional to 252,008.58, 378,013.50 and 172,882.92

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Solution

The fourth proportional to 252,008.58, 378,013.50 and 172,882.92 is: 259,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,008.58 : 378,013.50 = 172,882.92 : x
  2. Step 2: Convert to fraction form
    252,008.58/378,013.50 = 172,882.92/x
  3. Step 3: Cross multiply
    252,008.58x = 378,013.50 × 172,882.92
  4. Step 4: Simplify right side
    252,008.58x = 65,352,077,679.42
  5. Step 5: Solve for x
    x = 65,352,077,679.42/252,008.58
  6. Step 6: Final answer
    x = 259,324.81

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1.5x scale

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.