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Finding the Fourth Proportional to 550,769.60, 826,504 and 235,229.12

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Solution

The fourth proportional to 550,769.60, 826,504 and 235,229.12 is: 352,992.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,769.60 : 826,504 = 235,229.12 : x
  2. Step 2: Convert to fraction form
    550,769.60/826,504 = 235,229.12/x
  3. Step 3: Cross multiply
    550,769.60x = 826,504 × 235,229.12
  4. Step 4: Simplify right side
    550,769.60x = 194,417,808,596.48
  5. Step 5: Solve for x
    x = 194,417,808,596.48/550,769.60
  6. Step 6: Final answer
    x = 352,992.99

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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.