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Finding the Fourth Proportional to 482,027.62, 665,186.56 and 267,163.06

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Solution

The fourth proportional to 482,027.62, 665,186.56 and 267,163.06 is: 368,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,027.62 : 665,186.56 = 267,163.06 : x
  2. Step 2: Convert to fraction form
    482,027.62/665,186.56 = 267,163.06/x
  3. Step 3: Cross multiply
    482,027.62x = 665,186.56 × 267,163.06
  4. Step 4: Simplify right side
    482,027.62x = 177,713,276,840.47
  5. Step 5: Solve for x
    x = 177,713,276,840.47/482,027.62
  6. Step 6: Final answer
    x = 368,678.62

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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.