Home / 952,422.64-1,428,773.38-447,034.96

Finding the Fourth Proportional to 952,422.64, 1,428,773.38 and 447,034.96

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Solution

The fourth proportional to 952,422.64, 1,428,773.38 and 447,034.96 is: 670,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,422.64 : 1,428,773.38 = 447,034.96 : x
  2. Step 2: Convert to fraction form
    952,422.64/1,428,773.38 = 447,034.96/x
  3. Step 3: Cross multiply
    952,422.64x = 1,428,773.38 × 447,034.96
  4. Step 4: Simplify right side
    952,422.64x = 638,711,650,777.37
  5. Step 5: Solve for x
    x = 638,711,650,777.37/952,422.64
  6. Step 6: Final answer
    x = 670,617.88

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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.