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Finding the Fourth Proportional to 322,333.68, 444,461.76 and 220,375.68

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Solution

The fourth proportional to 322,333.68, 444,461.76 and 220,375.68 is: 303,873.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,333.68 : 444,461.76 = 220,375.68 : x
  2. Step 2: Convert to fraction form
    322,333.68/444,461.76 = 220,375.68/x
  3. Step 3: Cross multiply
    322,333.68x = 444,461.76 × 220,375.68
  4. Step 4: Simplify right side
    322,333.68x = 97,948,562,594.00
  5. Step 5: Solve for x
    x = 97,948,562,594.00/322,333.68
  6. Step 6: Final answer
    x = 303,873.19

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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.