Home / 783,487.20-1,175,425.20-222,520.80

Finding the Fourth Proportional to 783,487.20, 1,175,425.20 and 222,520.80

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Solution

The fourth proportional to 783,487.20, 1,175,425.20 and 222,520.80 is: 333,836.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,487.20 : 1,175,425.20 = 222,520.80 : x
  2. Step 2: Convert to fraction form
    783,487.20/1,175,425.20 = 222,520.80/x
  3. Step 3: Cross multiply
    783,487.20x = 1,175,425.20 × 222,520.80
  4. Step 4: Simplify right side
    783,487.20x = 261,556,555,844.16
  5. Step 5: Solve for x
    x = 261,556,555,844.16/783,487.20
  6. Step 6: Final answer
    x = 333,836.41

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Double scale
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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.