Home / 829,366.80-1,244,050.20-268,401.30

Finding the Fourth Proportional to 829,366.80, 1,244,050.20 and 268,401.30

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Solution

The fourth proportional to 829,366.80, 1,244,050.20 and 268,401.30 is: 402,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,366.80 : 1,244,050.20 = 268,401.30 : x
  2. Step 2: Convert to fraction form
    829,366.80/1,244,050.20 = 268,401.30/x
  3. Step 3: Cross multiply
    829,366.80x = 1,244,050.20 × 268,401.30
  4. Step 4: Simplify right side
    829,366.80x = 333,904,690,945.26
  5. Step 5: Solve for x
    x = 333,904,690,945.26/829,366.80
  6. Step 6: Final answer
    x = 402,601.95

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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.