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Finding the Fourth Proportional to 482,366.22, 665,621.42 and 267,505.62

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Solution

The fourth proportional to 482,366.22, 665,621.42 and 267,505.62 is: 369,133.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,366.22 : 665,621.42 = 267,505.62 : x
  2. Step 2: Convert to fraction form
    482,366.22/665,621.42 = 267,505.62/x
  3. Step 3: Cross multiply
    482,366.22x = 665,621.42 × 267,505.62
  4. Step 4: Simplify right side
    482,366.22x = 178,057,470,642.38
  5. Step 5: Solve for x
    x = 178,057,470,642.38/482,366.22
  6. Step 6: Final answer
    x = 369,133.37

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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.