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Finding the Fourth Proportional to 982,773.68, 1,474,227.84 and 334,085.88

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Solution

The fourth proportional to 982,773.68, 1,474,227.84 and 334,085.88 is: 501,151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,773.68 : 1,474,227.84 = 334,085.88 : x
  2. Step 2: Convert to fraction form
    982,773.68/1,474,227.84 = 334,085.88/x
  3. Step 3: Cross multiply
    982,773.68x = 1,474,227.84 × 334,085.88
  4. Step 4: Simplify right side
    982,773.68x = 492,518,712,028.08
  5. Step 5: Solve for x
    x = 492,518,712,028.08/982,773.68
  6. Step 6: Final answer
    x = 501,151.71

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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.