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Finding the Fourth Proportional to 296,116.40, 444,520.20 and 169,857.20

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Solution

The fourth proportional to 296,116.40, 444,520.20 and 169,857.20 is: 254,984.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,116.40 : 444,520.20 = 169,857.20 : x
  2. Step 2: Convert to fraction form
    296,116.40/444,520.20 = 169,857.20/x
  3. Step 3: Cross multiply
    296,116.40x = 444,520.20 × 169,857.20
  4. Step 4: Simplify right side
    296,116.40x = 75,504,956,515.44
  5. Step 5: Solve for x
    x = 75,504,956,515.44/296,116.40
  6. Step 6: Final answer
    x = 254,984.04

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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.