Home / 746,670.20-1,120,005.30-185,704.70

Finding the Fourth Proportional to 746,670.20, 1,120,005.30 and 185,704.70

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Solution

The fourth proportional to 746,670.20, 1,120,005.30 and 185,704.70 is: 278,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,670.20 : 1,120,005.30 = 185,704.70 : x
  2. Step 2: Convert to fraction form
    746,670.20/1,120,005.30 = 185,704.70/x
  3. Step 3: Cross multiply
    746,670.20x = 1,120,005.30 × 185,704.70
  4. Step 4: Simplify right side
    746,670.20x = 207,990,248,234.91
  5. Step 5: Solve for x
    x = 207,990,248,234.91/746,670.20
  6. Step 6: Final answer
    x = 278,557.05

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Similar ratio
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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.