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Finding the Fourth Proportional to 442,859.99, 663,845.90 and 229,508.42

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Solution

The fourth proportional to 442,859.99, 663,845.90 and 229,508.42 is: 344,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,859.99 : 663,845.90 = 229,508.42 : x
  2. Step 2: Convert to fraction form
    442,859.99/663,845.90 = 229,508.42/x
  3. Step 3: Cross multiply
    442,859.99x = 663,845.90 × 229,508.42
  4. Step 4: Simplify right side
    442,859.99x = 152,358,219,165.71
  5. Step 5: Solve for x
    x = 152,358,219,165.71/442,859.99
  6. Step 6: Final answer
    x = 344,032.48

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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.