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Finding the Fourth Proportional to 322,371.04, 444,866.16 and 179,128.48

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Solution

The fourth proportional to 322,371.04, 444,866.16 and 179,128.48 is: 247,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,371.04 : 444,866.16 = 179,128.48 : x
  2. Step 2: Convert to fraction form
    322,371.04/444,866.16 = 179,128.48/x
  3. Step 3: Cross multiply
    322,371.04x = 444,866.16 × 179,128.48
  4. Step 4: Simplify right side
    322,371.04x = 79,688,199,044.24
  5. Step 5: Solve for x
    x = 79,688,199,044.24/322,371.04
  6. Step 6: Final answer
    x = 247,194.04

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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.