Home / 801,188.20-1,201,782.30-268,532.20

Finding the Fourth Proportional to 801,188.20, 1,201,782.30 and 268,532.20

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Solution

The fourth proportional to 801,188.20, 1,201,782.30 and 268,532.20 is: 402,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,188.20 : 1,201,782.30 = 268,532.20 : x
  2. Step 2: Convert to fraction form
    801,188.20/1,201,782.30 = 268,532.20/x
  3. Step 3: Cross multiply
    801,188.20x = 1,201,782.30 × 268,532.20
  4. Step 4: Simplify right side
    801,188.20x = 322,717,244,940.06
  5. Step 5: Solve for x
    x = 322,717,244,940.06/801,188.20
  6. Step 6: Final answer
    x = 402,798.30

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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.