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Finding the Fourth Proportional to 336,240.72, 504,229.86 and 146,759.04

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Solution

The fourth proportional to 336,240.72, 504,229.86 and 146,759.04 is: 220,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,240.72 : 504,229.86 = 146,759.04 : x
  2. Step 2: Convert to fraction form
    336,240.72/504,229.86 = 146,759.04/x
  3. Step 3: Cross multiply
    336,240.72x = 504,229.86 × 146,759.04
  4. Step 4: Simplify right side
    336,240.72x = 74,000,290,192.93
  5. Step 5: Solve for x
    x = 74,000,290,192.93/336,240.72
  6. Step 6: Final answer
    x = 220,081.29

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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.