Home / 782,052.80-1,172,301.60-360,593.60

Finding the Fourth Proportional to 782,052.80, 1,172,301.60 and 360,593.60

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Solution

The fourth proportional to 782,052.80, 1,172,301.60 and 360,593.60 is: 540,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,052.80 : 1,172,301.60 = 360,593.60 : x
  2. Step 2: Convert to fraction form
    782,052.80/1,172,301.60 = 360,593.60/x
  3. Step 3: Cross multiply
    782,052.80x = 1,172,301.60 × 360,593.60
  4. Step 4: Simplify right side
    782,052.80x = 422,724,454,229.76
  5. Step 5: Solve for x
    x = 422,724,454,229.76/782,052.80
  6. Step 6: Final answer
    x = 540,531.86

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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.