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Finding the Fourth Proportional to 333,031.80, 499,552.44 and 108,393.42

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Solution

The fourth proportional to 333,031.80, 499,552.44 and 108,393.42 is: 162,591.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,031.80 : 499,552.44 = 108,393.42 : x
  2. Step 2: Convert to fraction form
    333,031.80/499,552.44 = 108,393.42/x
  3. Step 3: Cross multiply
    333,031.80x = 499,552.44 × 108,393.42
  4. Step 4: Simplify right side
    333,031.80x = 54,148,197,440.94
  5. Step 5: Solve for x
    x = 54,148,197,440.94/333,031.80
  6. Step 6: Final answer
    x = 162,591.67

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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.