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Finding the Fourth Proportional to 482,190.84, 665,422.26 and 267,325.38

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Solution

The fourth proportional to 482,190.84, 665,422.26 and 267,325.38 is: 368,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,190.84 : 665,422.26 = 267,325.38 : x
  2. Step 2: Convert to fraction form
    482,190.84/665,422.26 = 267,325.38/x
  3. Step 3: Cross multiply
    482,190.84x = 665,422.26 × 267,325.38
  4. Step 4: Simplify right side
    482,190.84x = 177,884,258,514.96
  5. Step 5: Solve for x
    x = 177,884,258,514.96/482,190.84
  6. Step 6: Final answer
    x = 368,908.42

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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.