Home / 765,233.40-1,147,850.10-682,564.80

Finding the Fourth Proportional to 765,233.40, 1,147,850.10 and 682,564.80

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Solution

The fourth proportional to 765,233.40, 1,147,850.10 and 682,564.80 is: 1,023,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,233.40 : 1,147,850.10 = 682,564.80 : x
  2. Step 2: Convert to fraction form
    765,233.40/1,147,850.10 = 682,564.80/x
  3. Step 3: Cross multiply
    765,233.40x = 1,147,850.10 × 682,564.80
  4. Step 4: Simplify right side
    765,233.40x = 783,482,073,936.48
  5. Step 5: Solve for x
    x = 783,482,073,936.48/765,233.40
  6. Step 6: Final answer
    x = 1,023,847.20

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Similar ratio
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1.5x scale

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.