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Finding the Fourth Proportional to 295,617.84, 443,470.56 and 108,614.76

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Solution

The fourth proportional to 295,617.84, 443,470.56 and 108,614.76 is: 162,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,617.84 : 443,470.56 = 108,614.76 : x
  2. Step 2: Convert to fraction form
    295,617.84/443,470.56 = 108,614.76/x
  3. Step 3: Cross multiply
    295,617.84x = 443,470.56 × 108,614.76
  4. Step 4: Simplify right side
    295,617.84x = 48,167,448,441.47
  5. Step 5: Solve for x
    x = 48,167,448,441.47/295,617.84
  6. Step 6: Final answer
    x = 162,938.23

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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.