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Finding the Fourth Proportional to 552,260.60, 827,807.70 and 315,092.60

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Solution

The fourth proportional to 552,260.60, 827,807.70 and 315,092.60 is: 472,306.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,260.60 : 827,807.70 = 315,092.60 : x
  2. Step 2: Convert to fraction form
    552,260.60/827,807.70 = 315,092.60/x
  3. Step 3: Cross multiply
    552,260.60x = 827,807.70 × 315,092.60
  4. Step 4: Simplify right side
    552,260.60x = 260,836,080,493.02
  5. Step 5: Solve for x
    x = 260,836,080,493.02/552,260.60
  6. Step 6: Final answer
    x = 472,306.15

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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.