Home / 322,732.10-445,376.02-179,492.21

Finding the Fourth Proportional to 322,732.10, 445,376.02 and 179,492.21

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Solution

The fourth proportional to 322,732.10, 445,376.02 and 179,492.21 is: 247,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,732.10 : 445,376.02 = 179,492.21 : x
  2. Step 2: Convert to fraction form
    322,732.10/445,376.02 = 179,492.21/x
  3. Step 3: Cross multiply
    322,732.10x = 445,376.02 × 179,492.21
  4. Step 4: Simplify right side
    322,732.10x = 79,941,526,110.80
  5. Step 5: Solve for x
    x = 79,941,526,110.80/322,732.10
  6. Step 6: Final answer
    x = 247,702.43

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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.