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Finding the Fourth Proportional to 571,397.66, 857,008.92 and 150,706.34

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Solution

The fourth proportional to 571,397.66, 857,008.92 and 150,706.34 is: 226,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,397.66 : 857,008.92 = 150,706.34 : x
  2. Step 2: Convert to fraction form
    571,397.66/857,008.92 = 150,706.34/x
  3. Step 3: Cross multiply
    571,397.66x = 857,008.92 × 150,706.34
  4. Step 4: Simplify right side
    571,397.66x = 129,156,677,680.55
  5. Step 5: Solve for x
    x = 129,156,677,680.55/571,397.66
  6. Step 6: Final answer
    x = 226,036.41

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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.