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Finding the Fourth Proportional to 571,997.87, 858,276.66 and 230,427.08

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Solution

The fourth proportional to 571,997.87, 858,276.66 and 230,427.08 is: 345,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,997.87 : 858,276.66 = 230,427.08 : x
  2. Step 2: Convert to fraction form
    571,997.87/858,276.66 = 230,427.08/x
  3. Step 3: Cross multiply
    571,997.87x = 858,276.66 × 230,427.08
  4. Step 4: Simplify right side
    571,997.87x = 197,770,180,304.57
  5. Step 5: Solve for x
    x = 197,770,180,304.57/571,997.87
  6. Step 6: Final answer
    x = 345,753.35

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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.