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Finding the Fourth Proportional to 504,336.62, 756,617.25 and 220,073.06

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Solution

The fourth proportional to 504,336.62, 756,617.25 and 220,073.06 is: 330,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,336.62 : 756,617.25 = 220,073.06 : x
  2. Step 2: Convert to fraction form
    504,336.62/756,617.25 = 220,073.06/x
  3. Step 3: Cross multiply
    504,336.62x = 756,617.25 × 220,073.06
  4. Step 4: Simplify right side
    504,336.62x = 166,511,073,456.29
  5. Step 5: Solve for x
    x = 166,511,073,456.29/504,336.62
  6. Step 6: Final answer
    x = 330,158.60

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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.