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Finding the Fourth Proportional to 359,377.44, 495,968.72 and 198,246.57

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Solution

The fourth proportional to 359,377.44, 495,968.72 and 198,246.57 is: 273,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,377.44 : 495,968.72 = 198,246.57 : x
  2. Step 2: Convert to fraction form
    359,377.44/495,968.72 = 198,246.57/x
  3. Step 3: Cross multiply
    359,377.44x = 495,968.72 × 198,246.57
  4. Step 4: Simplify right side
    359,377.44x = 98,324,096,576.06
  5. Step 5: Solve for x
    x = 98,324,096,576.06/359,377.44
  6. Step 6: Final answer
    x = 273,595.63

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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.