Home / 323,731.74-446,591.04-216,328.20

Finding the Fourth Proportional to 323,731.74, 446,591.04 and 216,328.20

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Solution

The fourth proportional to 323,731.74, 446,591.04 and 216,328.20 is: 298,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,731.74 : 446,591.04 = 216,328.20 : x
  2. Step 2: Convert to fraction form
    323,731.74/446,591.04 = 216,328.20/x
  3. Step 3: Cross multiply
    323,731.74x = 446,591.04 × 216,328.20
  4. Step 4: Simplify right side
    323,731.74x = 96,610,235,819.33
  5. Step 5: Solve for x
    x = 96,610,235,819.33/323,731.74
  6. Step 6: Final answer
    x = 298,426.83

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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.