Home / 322,680.12-445,264.47-179,417.04

Finding the Fourth Proportional to 322,680.12, 445,264.47 and 179,417.04

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Solution

The fourth proportional to 322,680.12, 445,264.47 and 179,417.04 is: 247,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,680.12 : 445,264.47 = 179,417.04 : x
  2. Step 2: Convert to fraction form
    322,680.12/445,264.47 = 179,417.04/x
  3. Step 3: Cross multiply
    322,680.12x = 445,264.47 × 179,417.04
  4. Step 4: Simplify right side
    322,680.12x = 79,888,033,224.57
  5. Step 5: Solve for x
    x = 79,888,033,224.57/322,680.12
  6. Step 6: Final answer
    x = 247,576.56

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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.