Home / 746,270.20-1,119,405.30-185,304.70

Finding the Fourth Proportional to 746,270.20, 1,119,405.30 and 185,304.70

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Solution

The fourth proportional to 746,270.20, 1,119,405.30 and 185,304.70 is: 277,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,270.20 : 1,119,405.30 = 185,304.70 : x
  2. Step 2: Convert to fraction form
    746,270.20/1,119,405.30 = 185,304.70/x
  3. Step 3: Cross multiply
    746,270.20x = 1,119,405.30 × 185,304.70
  4. Step 4: Simplify right side
    746,270.20x = 207,431,063,294.91
  5. Step 5: Solve for x
    x = 207,431,063,294.91/746,270.20
  6. Step 6: Final answer
    x = 277,957.05

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Double scale
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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.