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Finding the Fourth Proportional to 482,274.96, 665,538.30 and 267,409.50

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Solution

The fourth proportional to 482,274.96, 665,538.30 and 267,409.50 is: 369,024.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,274.96 : 665,538.30 = 267,409.50 : x
  2. Step 2: Convert to fraction form
    482,274.96/665,538.30 = 267,409.50/x
  3. Step 3: Cross multiply
    482,274.96x = 665,538.30 × 267,409.50
  4. Step 4: Simplify right side
    482,274.96x = 177,971,264,033.85
  5. Step 5: Solve for x
    x = 177,971,264,033.85/482,274.96
  6. Step 6: Final answer
    x = 369,024.48

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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.