Home / 746,612.80-1,119,923.52-185,647.30

Finding the Fourth Proportional to 746,612.80, 1,119,923.52 and 185,647.30

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Solution

The fourth proportional to 746,612.80, 1,119,923.52 and 185,647.30 is: 278,472.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,612.80 : 1,119,923.52 = 185,647.30 : x
  2. Step 2: Convert to fraction form
    746,612.80/1,119,923.52 = 185,647.30/x
  3. Step 3: Cross multiply
    746,612.80x = 1,119,923.52 × 185,647.30
  4. Step 4: Simplify right side
    746,612.80x = 207,910,777,694.50
  5. Step 5: Solve for x
    x = 207,910,777,694.50/746,612.80
  6. Step 6: Final answer
    x = 278,472.02

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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.