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Finding the Fourth Proportional to 333,396.13, 500,138.13 and 108,677.83

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Solution

The fourth proportional to 333,396.13, 500,138.13 and 108,677.83 is: 163,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,396.13 : 500,138.13 = 108,677.83 : x
  2. Step 2: Convert to fraction form
    333,396.13/500,138.13 = 108,677.83/x
  3. Step 3: Cross multiply
    333,396.13x = 500,138.13 × 108,677.83
  4. Step 4: Simplify right side
    333,396.13x = 54,353,924,167.97
  5. Step 5: Solve for x
    x = 54,353,924,167.97/333,396.13
  6. Step 6: Final answer
    x = 163,031.06

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1.5x scale

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.