Home / 329,444.48-454,466.40-220,553.12

Finding the Fourth Proportional to 329,444.48, 454,466.40 and 220,553.12

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Solution

The fourth proportional to 329,444.48, 454,466.40 and 220,553.12 is: 304,251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,444.48 : 454,466.40 = 220,553.12 : x
  2. Step 2: Convert to fraction form
    329,444.48/454,466.40 = 220,553.12/x
  3. Step 3: Cross multiply
    329,444.48x = 454,466.40 × 220,553.12
  4. Step 4: Simplify right side
    329,444.48x = 100,233,982,455.17
  5. Step 5: Solve for x
    x = 100,233,982,455.17/329,444.48
  6. Step 6: Final answer
    x = 304,251.52

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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.