Home / 746,601.60-1,119,902.40-494,659.20

Finding the Fourth Proportional to 746,601.60, 1,119,902.40 and 494,659.20

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Solution

The fourth proportional to 746,601.60, 1,119,902.40 and 494,659.20 is: 741,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,601.60 : 1,119,902.40 = 494,659.20 : x
  2. Step 2: Convert to fraction form
    746,601.60/1,119,902.40 = 494,659.20/x
  3. Step 3: Cross multiply
    746,601.60x = 1,119,902.40 × 494,659.20
  4. Step 4: Simplify right side
    746,601.60x = 553,970,025,262.08
  5. Step 5: Solve for x
    x = 553,970,025,262.08/746,601.60
  6. Step 6: Final answer
    x = 741,988.80

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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.