Home / 746,609.80-1,119,919.02-185,644.30

Finding the Fourth Proportional to 746,609.80, 1,119,919.02 and 185,644.30

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Solution

The fourth proportional to 746,609.80, 1,119,919.02 and 185,644.30 is: 278,467.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,609.80 : 1,119,919.02 = 185,644.30 : x
  2. Step 2: Convert to fraction form
    746,609.80/1,119,919.02 = 185,644.30/x
  3. Step 3: Cross multiply
    746,609.80x = 1,119,919.02 × 185,644.30
  4. Step 4: Simplify right side
    746,609.80x = 207,906,582,524.59
  5. Step 5: Solve for x
    x = 207,906,582,524.59/746,609.80
  6. Step 6: Final answer
    x = 278,467.52

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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.