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Finding the Fourth Proportional to 483,375.90, 725,064.16 and 183,787.22

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Solution

The fourth proportional to 483,375.90, 725,064.16 and 183,787.22 is: 275,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,375.90 : 725,064.16 = 183,787.22 : x
  2. Step 2: Convert to fraction form
    483,375.90/725,064.16 = 183,787.22/x
  3. Step 3: Cross multiply
    483,375.90x = 725,064.16 × 183,787.22
  4. Step 4: Simplify right side
    483,375.90x = 133,257,526,288.04
  5. Step 5: Solve for x
    x = 133,257,526,288.04/483,375.90
  6. Step 6: Final answer
    x = 275,680.95

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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.