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Finding the Fourth Proportional to 274,296.08, 411,081.96 and 147,625.04

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Solution

The fourth proportional to 274,296.08, 411,081.96 and 147,625.04 is: 221,242.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,296.08 : 411,081.96 = 147,625.04 : x
  2. Step 2: Convert to fraction form
    274,296.08/411,081.96 = 147,625.04/x
  3. Step 3: Cross multiply
    274,296.08x = 411,081.96 × 147,625.04
  4. Step 4: Simplify right side
    274,296.08x = 60,685,990,788.28
  5. Step 5: Solve for x
    x = 60,685,990,788.28/274,296.08
  6. Step 6: Final answer
    x = 221,242.65

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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.