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Finding the Fourth Proportional to 297,203.80, 410,061.90 and 176,244.52

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Solution

The fourth proportional to 297,203.80, 410,061.90 and 176,244.52 is: 243,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,203.80 : 410,061.90 = 176,244.52 : x
  2. Step 2: Convert to fraction form
    297,203.80/410,061.90 = 176,244.52/x
  3. Step 3: Cross multiply
    297,203.80x = 410,061.90 × 176,244.52
  4. Step 4: Simplify right side
    297,203.80x = 72,271,162,735.79
  5. Step 5: Solve for x
    x = 72,271,162,735.79/297,203.80
  6. Step 6: Final answer
    x = 243,170.39

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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.