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Finding the Fourth Proportional to 324,959.13, 448,435.21 and 179,761.13

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Solution

The fourth proportional to 324,959.13, 448,435.21 and 179,761.13 is: 248,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,959.13 : 448,435.21 = 179,761.13 : x
  2. Step 2: Convert to fraction form
    324,959.13/448,435.21 = 179,761.13/x
  3. Step 3: Cross multiply
    324,959.13x = 448,435.21 × 179,761.13
  4. Step 4: Simplify right side
    324,959.13x = 80,611,220,081.39
  5. Step 5: Solve for x
    x = 80,611,220,081.39/324,959.13
  6. Step 6: Final answer
    x = 248,065.72

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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.