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Finding the Fourth Proportional to 442,230.36, 663,345.66 and 161,594.52

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Solution

The fourth proportional to 442,230.36, 663,345.66 and 161,594.52 is: 242,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,230.36 : 663,345.66 = 161,594.52 : x
  2. Step 2: Convert to fraction form
    442,230.36/663,345.66 = 161,594.52/x
  3. Step 3: Cross multiply
    442,230.36x = 663,345.66 × 161,594.52
  4. Step 4: Simplify right side
    442,230.36x = 107,193,023,521.78
  5. Step 5: Solve for x
    x = 107,193,023,521.78/442,230.36
  6. Step 6: Final answer
    x = 242,391.82

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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.