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Finding the Fourth Proportional to 482,194.84, 665,427.76 and 267,329.40

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Solution

The fourth proportional to 482,194.84, 665,427.76 and 267,329.40 is: 368,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,194.84 : 665,427.76 = 267,329.40 : x
  2. Step 2: Convert to fraction form
    482,194.84/665,427.76 = 267,329.40/x
  3. Step 3: Cross multiply
    482,194.84x = 665,427.76 × 267,329.40
  4. Step 4: Simplify right side
    482,194.84x = 177,888,403,824.14
  5. Step 5: Solve for x
    x = 177,888,403,824.14/482,194.84
  6. Step 6: Final answer
    x = 368,913.95

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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.