Home / 792,103.30-1,188,009.15-492,046.90

Finding the Fourth Proportional to 792,103.30, 1,188,009.15 and 492,046.90

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Solution

The fourth proportional to 792,103.30, 1,188,009.15 and 492,046.90 is: 737,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,103.30 : 1,188,009.15 = 492,046.90 : x
  2. Step 2: Convert to fraction form
    792,103.30/1,188,009.15 = 492,046.90/x
  3. Step 3: Cross multiply
    792,103.30x = 1,188,009.15 × 492,046.90
  4. Step 4: Simplify right side
    792,103.30x = 584,556,219,429.14
  5. Step 5: Solve for x
    x = 584,556,219,429.14/792,103.30
  6. Step 6: Final answer
    x = 737,979.78

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Double scale
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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.