Home / 746,594.70-1,119,892.05-185,629.20

Finding the Fourth Proportional to 746,594.70, 1,119,892.05 and 185,629.20

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Solution

The fourth proportional to 746,594.70, 1,119,892.05 and 185,629.20 is: 278,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,594.70 : 1,119,892.05 = 185,629.20 : x
  2. Step 2: Convert to fraction form
    746,594.70/1,119,892.05 = 185,629.20/x
  3. Step 3: Cross multiply
    746,594.70x = 1,119,892.05 × 185,629.20
  4. Step 4: Simplify right side
    746,594.70x = 207,884,665,327.86
  5. Step 5: Solve for x
    x = 207,884,665,327.86/746,594.70
  6. Step 6: Final answer
    x = 278,443.80

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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.