Home / 880,864.20-1,321,296.30-762,766.20

Finding the Fourth Proportional to 880,864.20, 1,321,296.30 and 762,766.20

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Solution

The fourth proportional to 880,864.20, 1,321,296.30 and 762,766.20 is: 1,144,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,864.20 : 1,321,296.30 = 762,766.20 : x
  2. Step 2: Convert to fraction form
    880,864.20/1,321,296.30 = 762,766.20/x
  3. Step 3: Cross multiply
    880,864.20x = 1,321,296.30 × 762,766.20
  4. Step 4: Simplify right side
    880,864.20x = 1,007,840,157,825.06
  5. Step 5: Solve for x
    x = 1,007,840,157,825.06/880,864.20
  6. Step 6: Final answer
    x = 1,144,149.30

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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.