Home / 609,984.35-915,227.75-268,252.10

Finding the Fourth Proportional to 609,984.35, 915,227.75 and 268,252.10

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Solution

The fourth proportional to 609,984.35, 915,227.75 and 268,252.10 is: 402,488.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,984.35 : 915,227.75 = 268,252.10 : x
  2. Step 2: Convert to fraction form
    609,984.35/915,227.75 = 268,252.10/x
  3. Step 3: Cross multiply
    609,984.35x = 915,227.75 × 268,252.10
  4. Step 4: Simplify right side
    609,984.35x = 245,511,765,915.78
  5. Step 5: Solve for x
    x = 245,511,765,915.78/609,984.35
  6. Step 6: Final answer
    x = 402,488.63

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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.