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Finding the Fourth Proportional to 552,156.92, 828,253.92 and 152,764.28

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Solution

The fourth proportional to 552,156.92, 828,253.92 and 152,764.28 is: 229,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,156.92 : 828,253.92 = 152,764.28 : x
  2. Step 2: Convert to fraction form
    552,156.92/828,253.92 = 152,764.28/x
  3. Step 3: Cross multiply
    552,156.92x = 828,253.92 × 152,764.28
  4. Step 4: Simplify right side
    552,156.92x = 126,527,613,745.98
  5. Step 5: Solve for x
    x = 126,527,613,745.98/552,156.92
  6. Step 6: Final answer
    x = 229,151.55

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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.