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Finding the Fourth Proportional to 482,111.08, 665,313.42 and 267,283.24

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Solution

The fourth proportional to 482,111.08, 665,313.42 and 267,283.24 is: 368,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,111.08 : 665,313.42 = 267,283.24 : x
  2. Step 2: Convert to fraction form
    482,111.08/665,313.42 = 267,283.24/x
  3. Step 3: Cross multiply
    482,111.08x = 665,313.42 × 267,283.24
  4. Step 4: Simplify right side
    482,111.08x = 177,827,126,513.08
  5. Step 5: Solve for x
    x = 177,827,126,513.08/482,111.08
  6. Step 6: Final answer
    x = 368,850.94

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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.