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Finding the Fourth Proportional to 295,659.68, 443,821.22 and 118,290.34

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Solution

The fourth proportional to 295,659.68, 443,821.22 and 118,290.34 is: 177,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,659.68 : 443,821.22 = 118,290.34 : x
  2. Step 2: Convert to fraction form
    295,659.68/443,821.22 = 118,290.34/x
  3. Step 3: Cross multiply
    295,659.68x = 443,821.22 × 118,290.34
  4. Step 4: Simplify right side
    295,659.68x = 52,499,760,202.46
  5. Step 5: Solve for x
    x = 52,499,760,202.46/295,659.68
  6. Step 6: Final answer
    x = 177,568.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.