Home / 323,972.89-447,081.22-180,733.06

Finding the Fourth Proportional to 323,972.89, 447,081.22 and 180,733.06

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Solution

The fourth proportional to 323,972.89, 447,081.22 and 180,733.06 is: 249,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,972.89 : 447,081.22 = 180,733.06 : x
  2. Step 2: Convert to fraction form
    323,972.89/447,081.22 = 180,733.06/x
  3. Step 3: Cross multiply
    323,972.89x = 447,081.22 × 180,733.06
  4. Step 4: Simplify right side
    323,972.89x = 80,802,356,959.13
  5. Step 5: Solve for x
    x = 80,802,356,959.13/323,972.89
  6. Step 6: Final answer
    x = 249,410.86

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1.5x scale

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.