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Finding the Fourth Proportional to 482,191.84, 665,423.64 and 267,326.38

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Solution

The fourth proportional to 482,191.84, 665,423.64 and 267,326.38 is: 368,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,191.84 : 665,423.64 = 267,326.38 : x
  2. Step 2: Convert to fraction form
    482,191.84/665,423.64 = 267,326.38/x
  3. Step 3: Cross multiply
    482,191.84x = 665,423.64 × 267,326.38
  4. Step 4: Simplify right side
    482,191.84x = 177,885,292,847.62
  5. Step 5: Solve for x
    x = 177,885,292,847.62/482,191.84
  6. Step 6: Final answer
    x = 368,909.80

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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.