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Finding the Fourth Proportional to 196,252.80, 274,404 and 196,252.80

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Solution

The fourth proportional to 196,252.80, 274,404 and 196,252.80 is: 274,404

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,252.80 : 274,404 = 196,252.80 : x
  2. Step 2: Convert to fraction form
    196,252.80/274,404 = 196,252.80/x
  3. Step 3: Cross multiply
    196,252.80x = 274,404 × 196,252.80
  4. Step 4: Simplify right side
    196,252.80x = 53,852,553,331.20
  5. Step 5: Solve for x
    x = 53,852,553,331.20/196,252.80
  6. Step 6: Final answer
    x = 274,404

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.