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Finding the Fourth Proportional to 454,085.44, 626,687.13 and 250,157.26

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Solution

The fourth proportional to 454,085.44, 626,687.13 and 250,157.26 is: 345,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,085.44 : 626,687.13 = 250,157.26 : x
  2. Step 2: Convert to fraction form
    454,085.44/626,687.13 = 250,157.26/x
  3. Step 3: Cross multiply
    454,085.44x = 626,687.13 × 250,157.26
  4. Step 4: Simplify right side
    454,085.44x = 156,770,335,632.38
  5. Step 5: Solve for x
    x = 156,770,335,632.38/454,085.44
  6. Step 6: Final answer
    x = 345,244.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.