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Finding the Fourth Proportional to 552,158.92, 828,256.92 and 152,766.28

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Solution

The fourth proportional to 552,158.92, 828,256.92 and 152,766.28 is: 229,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,158.92 : 828,256.92 = 152,766.28 : x
  2. Step 2: Convert to fraction form
    552,158.92/828,256.92 = 152,766.28/x
  3. Step 3: Cross multiply
    552,158.92x = 828,256.92 × 152,766.28
  4. Step 4: Simplify right side
    552,158.92x = 126,529,728,552.66
  5. Step 5: Solve for x
    x = 126,529,728,552.66/552,158.92
  6. Step 6: Final answer
    x = 229,154.55

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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.