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Finding the Fourth Proportional to 297,191.52, 410,131.52 and 163,055.52

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Solution

The fourth proportional to 297,191.52, 410,131.52 and 163,055.52 is: 225,020.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,191.52 : 410,131.52 = 163,055.52 : x
  2. Step 2: Convert to fraction form
    297,191.52/410,131.52 = 163,055.52/x
  3. Step 3: Cross multiply
    297,191.52x = 410,131.52 × 163,055.52
  4. Step 4: Simplify right side
    297,191.52x = 66,874,208,261.99
  5. Step 5: Solve for x
    x = 66,874,208,261.99/297,191.52
  6. Step 6: Final answer
    x = 225,020.58

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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.