Home / 792,356.40-1,188,534.60-231,390.90

Finding the Fourth Proportional to 792,356.40, 1,188,534.60 and 231,390.90

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Solution

The fourth proportional to 792,356.40, 1,188,534.60 and 231,390.90 is: 347,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,356.40 : 1,188,534.60 = 231,390.90 : x
  2. Step 2: Convert to fraction form
    792,356.40/1,188,534.60 = 231,390.90/x
  3. Step 3: Cross multiply
    792,356.40x = 1,188,534.60 × 231,390.90
  4. Step 4: Simplify right side
    792,356.40x = 275,016,090,775.14
  5. Step 5: Solve for x
    x = 275,016,090,775.14/792,356.40
  6. Step 6: Final answer
    x = 347,086.35

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Double scale
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Similar ratio
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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.