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Finding the Fourth Proportional to 254,833.80, 382,250.70 and 242,586.60

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Solution

The fourth proportional to 254,833.80, 382,250.70 and 242,586.60 is: 363,879.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,833.80 : 382,250.70 = 242,586.60 : x
  2. Step 2: Convert to fraction form
    254,833.80/382,250.70 = 242,586.60/x
  3. Step 3: Cross multiply
    254,833.80x = 382,250.70 × 242,586.60
  4. Step 4: Simplify right side
    254,833.80x = 92,728,897,660.62
  5. Step 5: Solve for x
    x = 92,728,897,660.62/254,833.80
  6. Step 6: Final answer
    x = 363,879.90

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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.