Home / 330,816.60-496,370.70-153,232.20

Finding the Fourth Proportional to 330,816.60, 496,370.70 and 153,232.20

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Solution

The fourth proportional to 330,816.60, 496,370.70 and 153,232.20 is: 229,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,816.60 : 496,370.70 = 153,232.20 : x
  2. Step 2: Convert to fraction form
    330,816.60/496,370.70 = 153,232.20/x
  3. Step 3: Cross multiply
    330,816.60x = 496,370.70 × 153,232.20
  4. Step 4: Simplify right side
    330,816.60x = 76,059,974,376.54
  5. Step 5: Solve for x
    x = 76,059,974,376.54/330,816.60
  6. Step 6: Final answer
    x = 229,915.83

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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.