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Finding the Fourth Proportional to 552,060.75, 828,044.96 and 152,706.45

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Solution

The fourth proportional to 552,060.75, 828,044.96 and 152,706.45 is: 229,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,060.75 : 828,044.96 = 152,706.45 : x
  2. Step 2: Convert to fraction form
    552,060.75/828,044.96 = 152,706.45/x
  3. Step 3: Cross multiply
    552,060.75x = 828,044.96 × 152,706.45
  4. Step 4: Simplify right side
    552,060.75x = 126,447,805,518.46
  5. Step 5: Solve for x
    x = 126,447,805,518.46/552,060.75
  6. Step 6: Final answer
    x = 229,046.90

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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.