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Finding the Fourth Proportional to 297,192.80, 410,126.06 and 169,871.12

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Solution

The fourth proportional to 297,192.80, 410,126.06 and 169,871.12 is: 234,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,192.80 : 410,126.06 = 169,871.12 : x
  2. Step 2: Convert to fraction form
    297,192.80/410,126.06 = 169,871.12/x
  3. Step 3: Cross multiply
    297,192.80x = 410,126.06 × 169,871.12
  4. Step 4: Simplify right side
    297,192.80x = 69,668,574,894.60
  5. Step 5: Solve for x
    x = 69,668,574,894.60/297,192.80
  6. Step 6: Final answer
    x = 234,422.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.