Home / 329,788.12-494,624.82-152,280.04

Finding the Fourth Proportional to 329,788.12, 494,624.82 and 152,280.04

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Solution

The fourth proportional to 329,788.12, 494,624.82 and 152,280.04 is: 228,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,788.12 : 494,624.82 = 152,280.04 : x
  2. Step 2: Convert to fraction form
    329,788.12/494,624.82 = 152,280.04/x
  3. Step 3: Cross multiply
    329,788.12x = 494,624.82 × 152,280.04
  4. Step 4: Simplify right side
    329,788.12x = 75,321,487,374.59
  5. Step 5: Solve for x
    x = 75,321,487,374.59/329,788.12
  6. Step 6: Final answer
    x = 228,393.57

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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.