Home / 792,114.10-1,188,171.15-365,649.10

Finding the Fourth Proportional to 792,114.10, 1,188,171.15 and 365,649.10

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Solution

The fourth proportional to 792,114.10, 1,188,171.15 and 365,649.10 is: 548,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,114.10 : 1,188,171.15 = 365,649.10 : x
  2. Step 2: Convert to fraction form
    792,114.10/1,188,171.15 = 365,649.10/x
  3. Step 3: Cross multiply
    792,114.10x = 1,188,171.15 × 365,649.10
  4. Step 4: Simplify right side
    792,114.10x = 434,453,711,643.47
  5. Step 5: Solve for x
    x = 434,453,711,643.47/792,114.10
  6. Step 6: Final answer
    x = 548,473.65

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Half scale
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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.