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Finding the Fourth Proportional to 650,995.15, 897,540.48 and 446,691.28

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Solution

The fourth proportional to 650,995.15, 897,540.48 and 446,691.28 is: 615,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,995.15 : 897,540.48 = 446,691.28 : x
  2. Step 2: Convert to fraction form
    650,995.15/897,540.48 = 446,691.28/x
  3. Step 3: Cross multiply
    650,995.15x = 897,540.48 × 446,691.28
  4. Step 4: Simplify right side
    650,995.15x = 400,923,505,863.01
  5. Step 5: Solve for x
    x = 400,923,505,863.01/650,995.15
  6. Step 6: Final answer
    x = 615,862.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.