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Finding the Fourth Proportional to 482,806.17, 666,259.83 and 267,940.71

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Solution

The fourth proportional to 482,806.17, 666,259.83 and 267,940.71 is: 369,751.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,806.17 : 666,259.83 = 267,940.71 : x
  2. Step 2: Convert to fraction form
    482,806.17/666,259.83 = 267,940.71/x
  3. Step 3: Cross multiply
    482,806.17x = 666,259.83 × 267,940.71
  4. Step 4: Simplify right side
    482,806.17x = 178,518,131,894.68
  5. Step 5: Solve for x
    x = 178,518,131,894.68/482,806.17
  6. Step 6: Final answer
    x = 369,751.14

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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.