Home / 489,232.20-733,848.30-329,799.90

Finding the Fourth Proportional to 489,232.20, 733,848.30 and 329,799.90

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Solution

The fourth proportional to 489,232.20, 733,848.30 and 329,799.90 is: 494,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,232.20 : 733,848.30 = 329,799.90 : x
  2. Step 2: Convert to fraction form
    489,232.20/733,848.30 = 329,799.90/x
  3. Step 3: Cross multiply
    489,232.20x = 733,848.30 × 329,799.90
  4. Step 4: Simplify right side
    489,232.20x = 242,023,095,955.17
  5. Step 5: Solve for x
    x = 242,023,095,955.17/489,232.20
  6. Step 6: Final answer
    x = 494,699.85

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Similar ratio
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1.5x scale

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.