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Finding the Fourth Proportional to 482,375.28, 665,661.12 and 267,535.34

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Solution

The fourth proportional to 482,375.28, 665,661.12 and 267,535.34 is: 369,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,375.28 : 665,661.12 = 267,535.34 : x
  2. Step 2: Convert to fraction form
    482,375.28/665,661.12 = 267,535.34/x
  3. Step 3: Cross multiply
    482,375.28x = 665,661.12 × 267,535.34
  4. Step 4: Simplify right side
    482,375.28x = 178,087,870,735.68
  5. Step 5: Solve for x
    x = 178,087,870,735.68/482,375.28
  6. Step 6: Final answer
    x = 369,189.46

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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.