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Finding the Fourth Proportional to 552,250.60, 827,792.70 and 315,082.60

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Solution

The fourth proportional to 552,250.60, 827,792.70 and 315,082.60 is: 472,291.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,250.60 : 827,792.70 = 315,082.60 : x
  2. Step 2: Convert to fraction form
    552,250.60/827,792.70 = 315,082.60/x
  3. Step 3: Cross multiply
    552,250.60x = 827,792.70 × 315,082.60
  4. Step 4: Simplify right side
    552,250.60x = 260,823,076,177.02
  5. Step 5: Solve for x
    x = 260,823,076,177.02/552,250.60
  6. Step 6: Final answer
    x = 472,291.16

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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.