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Finding the Fourth Proportional to 363,224, 544,838.70 and 126,566.30

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Solution

The fourth proportional to 363,224, 544,838.70 and 126,566.30 is: 189,850.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,224 : 544,838.70 = 126,566.30 : x
  2. Step 2: Convert to fraction form
    363,224/544,838.70 = 126,566.30/x
  3. Step 3: Cross multiply
    363,224x = 544,838.70 × 126,566.30
  4. Step 4: Simplify right side
    363,224x = 68,958,218,355.81
  5. Step 5: Solve for x
    x = 68,958,218,355.81/363,224
  6. Step 6: Final answer
    x = 189,850.39

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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.