Home / 945,360.28-1,305,078.78-730,016.92

Finding the Fourth Proportional to 945,360.28, 1,305,078.78 and 730,016.92

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Solution

The fourth proportional to 945,360.28, 1,305,078.78 and 730,016.92 is: 1,007,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,360.28 : 1,305,078.78 = 730,016.92 : x
  2. Step 2: Convert to fraction form
    945,360.28/1,305,078.78 = 730,016.92/x
  3. Step 3: Cross multiply
    945,360.28x = 1,305,078.78 × 730,016.92
  4. Step 4: Simplify right side
    945,360.28x = 952,729,591,332.96
  5. Step 5: Solve for x
    x = 952,729,591,332.96/945,360.28
  6. Step 6: Final answer
    x = 1,007,795.24

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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.