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Finding the Fourth Proportional to 582,265.97, 872,879.52 and 227,197.39

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Solution

The fourth proportional to 582,265.97, 872,879.52 and 227,197.39 is: 340,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,265.97 : 872,879.52 = 227,197.39 : x
  2. Step 2: Convert to fraction form
    582,265.97/872,879.52 = 227,197.39/x
  3. Step 3: Cross multiply
    582,265.97x = 872,879.52 × 227,197.39
  4. Step 4: Simplify right side
    582,265.97x = 198,315,948,728.45
  5. Step 5: Solve for x
    x = 198,315,948,728.45/582,265.97
  6. Step 6: Final answer
    x = 340,593.40

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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.