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Finding the Fourth Proportional to 552,238.31, 828,371.56 and 152,882.53

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Solution

The fourth proportional to 552,238.31, 828,371.56 and 152,882.53 is: 229,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,238.31 : 828,371.56 = 152,882.53 : x
  2. Step 2: Convert to fraction form
    552,238.31/828,371.56 = 152,882.53/x
  3. Step 3: Cross multiply
    552,238.31x = 828,371.56 × 152,882.53
  4. Step 4: Simplify right side
    552,238.31x = 126,643,539,872.85
  5. Step 5: Solve for x
    x = 126,643,539,872.85/552,238.31
  6. Step 6: Final answer
    x = 229,327.70

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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.