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Finding the Fourth Proportional to 482,696.46, 666,125.71 and 267,856.52

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Solution

The fourth proportional to 482,696.46, 666,125.71 and 267,856.52 is: 369,644.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,696.46 : 666,125.71 = 267,856.52 : x
  2. Step 2: Convert to fraction form
    482,696.46/666,125.71 = 267,856.52/x
  3. Step 3: Cross multiply
    482,696.46x = 666,125.71 × 267,856.52
  4. Step 4: Simplify right side
    482,696.46x = 178,426,110,562.86
  5. Step 5: Solve for x
    x = 178,426,110,562.86/482,696.46
  6. Step 6: Final answer
    x = 369,644.54

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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.