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Finding the Fourth Proportional to 367,078.25, 550,551.75 and 233,561.90

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Solution

The fourth proportional to 367,078.25, 550,551.75 and 233,561.90 is: 350,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,078.25 : 550,551.75 = 233,561.90 : x
  2. Step 2: Convert to fraction form
    367,078.25/550,551.75 = 233,561.90/x
  3. Step 3: Cross multiply
    367,078.25x = 550,551.75 × 233,561.90
  4. Step 4: Simplify right side
    367,078.25x = 128,587,910,025.57
  5. Step 5: Solve for x
    x = 128,587,910,025.57/367,078.25
  6. Step 6: Final answer
    x = 350,301.09

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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.