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Finding the Fourth Proportional to 649,532.60, 974,276.94 and 228,797.48

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Solution

The fourth proportional to 649,532.60, 974,276.94 and 228,797.48 is: 343,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,532.60 : 974,276.94 = 228,797.48 : x
  2. Step 2: Convert to fraction form
    649,532.60/974,276.94 = 228,797.48/x
  3. Step 3: Cross multiply
    649,532.60x = 974,276.94 × 228,797.48
  4. Step 4: Simplify right side
    649,532.60x = 222,912,108,694.11
  5. Step 5: Solve for x
    x = 222,912,108,694.11/649,532.60
  6. Step 6: Final answer
    x = 343,188.48

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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.