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Finding the Fourth Proportional to 270,604.69, 404,247.72 and 195,080.29

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Solution

The fourth proportional to 270,604.69, 404,247.72 and 195,080.29 is: 291,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,604.69 : 404,247.72 = 195,080.29 : x
  2. Step 2: Convert to fraction form
    270,604.69/404,247.72 = 195,080.29/x
  3. Step 3: Cross multiply
    270,604.69x = 404,247.72 × 195,080.29
  4. Step 4: Simplify right side
    270,604.69x = 78,860,762,449.44
  5. Step 5: Solve for x
    x = 78,860,762,449.44/270,604.69
  6. Step 6: Final answer
    x = 291,424.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.