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Finding the Fourth Proportional to 603,382.92, 905,191.02 and 229,376.76

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Solution

The fourth proportional to 603,382.92, 905,191.02 and 229,376.76 is: 344,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,382.92 : 905,191.02 = 229,376.76 : x
  2. Step 2: Convert to fraction form
    603,382.92/905,191.02 = 229,376.76/x
  3. Step 3: Cross multiply
    603,382.92x = 905,191.02 × 229,376.76
  4. Step 4: Simplify right side
    603,382.92x = 207,629,783,348.70
  5. Step 5: Solve for x
    x = 207,629,783,348.70/603,382.92
  6. Step 6: Final answer
    x = 344,109.48

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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.