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Finding the Fourth Proportional to 482,633.84, 666,114.68 and 267,842.92

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Solution

The fourth proportional to 482,633.84, 666,114.68 and 267,842.92 is: 369,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,633.84 : 666,114.68 = 267,842.92 : x
  2. Step 2: Convert to fraction form
    482,633.84/666,114.68 = 267,842.92/x
  3. Step 3: Cross multiply
    482,633.84x = 666,114.68 × 267,842.92
  4. Step 4: Simplify right side
    482,633.84x = 178,414,100,946.07
  5. Step 5: Solve for x
    x = 178,414,100,946.07/482,633.84
  6. Step 6: Final answer
    x = 369,667.62

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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.