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Finding the Fourth Proportional to 482,087, 665,210.22 and 267,227

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Solution

The fourth proportional to 482,087, 665,210.22 and 267,227 is: 368,734.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,087 : 665,210.22 = 267,227 : x
  2. Step 2: Convert to fraction form
    482,087/665,210.22 = 267,227/x
  3. Step 3: Cross multiply
    482,087x = 665,210.22 × 267,227
  4. Step 4: Simplify right side
    482,087x = 177,762,131,459.94
  5. Step 5: Solve for x
    x = 177,762,131,459.94/482,087
  6. Step 6: Final answer
    x = 368,734.55

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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.