Home / 382,677.40-574,016.10-329,533.30

Finding the Fourth Proportional to 382,677.40, 574,016.10 and 329,533.30

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Solution

The fourth proportional to 382,677.40, 574,016.10 and 329,533.30 is: 494,299.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,677.40 : 574,016.10 = 329,533.30 : x
  2. Step 2: Convert to fraction form
    382,677.40/574,016.10 = 329,533.30/x
  3. Step 3: Cross multiply
    382,677.40x = 574,016.10 × 329,533.30
  4. Step 4: Simplify right side
    382,677.40x = 189,157,419,686.13
  5. Step 5: Solve for x
    x = 189,157,419,686.13/382,677.40
  6. Step 6: Final answer
    x = 494,299.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.