Home / 746,659.80-1,119,989.70-248,023.80

Finding the Fourth Proportional to 746,659.80, 1,119,989.70 and 248,023.80

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Solution

The fourth proportional to 746,659.80, 1,119,989.70 and 248,023.80 is: 372,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,659.80 : 1,119,989.70 = 248,023.80 : x
  2. Step 2: Convert to fraction form
    746,659.80/1,119,989.70 = 248,023.80/x
  3. Step 3: Cross multiply
    746,659.80x = 1,119,989.70 × 248,023.80
  4. Step 4: Simplify right side
    746,659.80x = 277,784,101,354.86
  5. Step 5: Solve for x
    x = 277,784,101,354.86/746,659.80
  6. Step 6: Final answer
    x = 372,035.70

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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.