Home / 796,550.40-1,194,825.60-513,115.20

Finding the Fourth Proportional to 796,550.40, 1,194,825.60 and 513,115.20

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Solution

The fourth proportional to 796,550.40, 1,194,825.60 and 513,115.20 is: 769,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,550.40 : 1,194,825.60 = 513,115.20 : x
  2. Step 2: Convert to fraction form
    796,550.40/1,194,825.60 = 513,115.20/x
  3. Step 3: Cross multiply
    796,550.40x = 1,194,825.60 × 513,115.20
  4. Step 4: Simplify right side
    796,550.40x = 613,083,176,709.12
  5. Step 5: Solve for x
    x = 613,083,176,709.12/796,550.40
  6. Step 6: Final answer
    x = 769,672.80

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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.