Home / 325,192.96-448,819.38-223,134.18

Finding the Fourth Proportional to 325,192.96, 448,819.38 and 223,134.18

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Solution

The fourth proportional to 325,192.96, 448,819.38 and 223,134.18 is: 307,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,192.96 : 448,819.38 = 223,134.18 : x
  2. Step 2: Convert to fraction form
    325,192.96/448,819.38 = 223,134.18/x
  3. Step 3: Cross multiply
    325,192.96x = 448,819.38 × 223,134.18
  4. Step 4: Simplify right side
    325,192.96x = 100,146,944,324.41
  5. Step 5: Solve for x
    x = 100,146,944,324.41/325,192.96
  6. Step 6: Final answer
    x = 307,961.60

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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.