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Finding the Fourth Proportional to 483,023.30, 724,658.04 and 216,884.52

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Solution

The fourth proportional to 483,023.30, 724,658.04 and 216,884.52 is: 325,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,023.30 : 724,658.04 = 216,884.52 : x
  2. Step 2: Convert to fraction form
    483,023.30/724,658.04 = 216,884.52/x
  3. Step 3: Cross multiply
    483,023.30x = 724,658.04 × 216,884.52
  4. Step 4: Simplify right side
    483,023.30x = 157,167,111,169.54
  5. Step 5: Solve for x
    x = 157,167,111,169.54/483,023.30
  6. Step 6: Final answer
    x = 325,382.05

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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.