Home / 945,359.28-1,305,077.40-730,015.92

Finding the Fourth Proportional to 945,359.28, 1,305,077.40 and 730,015.92

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Solution

The fourth proportional to 945,359.28, 1,305,077.40 and 730,015.92 is: 1,007,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,359.28 : 1,305,077.40 = 730,015.92 : x
  2. Step 2: Convert to fraction form
    945,359.28/1,305,077.40 = 730,015.92/x
  3. Step 3: Cross multiply
    945,359.28x = 1,305,077.40 × 730,015.92
  4. Step 4: Simplify right side
    945,359.28x = 952,727,278,832.21
  5. Step 5: Solve for x
    x = 952,727,278,832.21/945,359.28
  6. Step 6: Final answer
    x = 1,007,793.86

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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.