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Finding the Fourth Proportional to 301,711.56, 452,757.90 and 168,679.08

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Solution

The fourth proportional to 301,711.56, 452,757.90 and 168,679.08 is: 253,125.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,711.56 : 452,757.90 = 168,679.08 : x
  2. Step 2: Convert to fraction form
    301,711.56/452,757.90 = 168,679.08/x
  3. Step 3: Cross multiply
    301,711.56x = 452,757.90 × 168,679.08
  4. Step 4: Simplify right side
    301,711.56x = 76,370,786,034.73
  5. Step 5: Solve for x
    x = 76,370,786,034.73/301,711.56
  6. Step 6: Final answer
    x = 253,125.16

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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.