Home / 666,882.59-1,000,511.14-267,803.58

Finding the Fourth Proportional to 666,882.59, 1,000,511.14 and 267,803.58

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Solution

The fourth proportional to 666,882.59, 1,000,511.14 and 267,803.58 is: 401,780.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,882.59 : 1,000,511.14 = 267,803.58 : x
  2. Step 2: Convert to fraction form
    666,882.59/1,000,511.14 = 267,803.58/x
  3. Step 3: Cross multiply
    666,882.59x = 1,000,511.14 × 267,803.58
  4. Step 4: Simplify right side
    666,882.59x = 267,940,468,706.42
  5. Step 5: Solve for x
    x = 267,940,468,706.42/666,882.59
  6. Step 6: Final answer
    x = 401,780.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.