Home / 482,678.14-666,095.84-267,819.76

Finding the Fourth Proportional to 482,678.14, 666,095.84 and 267,819.76

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Solution

The fourth proportional to 482,678.14, 666,095.84 and 267,819.76 is: 369,591.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,678.14 : 666,095.84 = 267,819.76 : x
  2. Step 2: Convert to fraction form
    482,678.14/666,095.84 = 267,819.76/x
  3. Step 3: Cross multiply
    482,678.14x = 666,095.84 × 267,819.76
  4. Step 4: Simplify right side
    482,678.14x = 178,393,628,005.80
  5. Step 5: Solve for x
    x = 178,393,628,005.80/482,678.14
  6. Step 6: Final answer
    x = 369,591.27

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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.