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Finding the Fourth Proportional to 329,852.40, 494,450.55 and 152,049.30

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Solution

The fourth proportional to 329,852.40, 494,450.55 and 152,049.30 is: 227,922.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,852.40 : 494,450.55 = 152,049.30 : x
  2. Step 2: Convert to fraction form
    329,852.40/494,450.55 = 152,049.30/x
  3. Step 3: Cross multiply
    329,852.40x = 494,450.55 × 152,049.30
  4. Step 4: Simplify right side
    329,852.40x = 75,180,860,012.12
  5. Step 5: Solve for x
    x = 75,180,860,012.12/329,852.40
  6. Step 6: Final answer
    x = 227,922.73

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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.