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Finding the Fourth Proportional to 295,869.41, 408,200.06 and 168,454.79

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Solution

The fourth proportional to 295,869.41, 408,200.06 and 168,454.79 is: 232,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,869.41 : 408,200.06 = 168,454.79 : x
  2. Step 2: Convert to fraction form
    295,869.41/408,200.06 = 168,454.79/x
  3. Step 3: Cross multiply
    295,869.41x = 408,200.06 × 168,454.79
  4. Step 4: Simplify right side
    295,869.41x = 68,763,254,348.62
  5. Step 5: Solve for x
    x = 68,763,254,348.62/295,869.41
  6. Step 6: Final answer
    x = 232,410.83

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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.