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Finding the Fourth Proportional to 571,496.85, 857,179.62 and 150,805.53

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Solution

The fourth proportional to 571,496.85, 857,179.62 and 150,805.53 is: 226,190.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,496.85 : 857,179.62 = 150,805.53 : x
  2. Step 2: Convert to fraction form
    571,496.85/857,179.62 = 150,805.53/x
  3. Step 3: Cross multiply
    571,496.85x = 857,179.62 × 150,805.53
  4. Step 4: Simplify right side
    571,496.85x = 129,267,426,899.30
  5. Step 5: Solve for x
    x = 129,267,426,899.30/571,496.85
  6. Step 6: Final answer
    x = 226,190.97

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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.