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Finding the Fourth Proportional to 359,078.69, 495,529.91 and 195,734.36

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Solution

The fourth proportional to 359,078.69, 495,529.91 and 195,734.36 is: 270,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,078.69 : 495,529.91 = 195,734.36 : x
  2. Step 2: Convert to fraction form
    359,078.69/495,529.91 = 195,734.36/x
  3. Step 3: Cross multiply
    359,078.69x = 495,529.91 × 195,734.36
  4. Step 4: Simplify right side
    359,078.69x = 96,992,226,338.39
  5. Step 5: Solve for x
    x = 96,992,226,338.39/359,078.69
  6. Step 6: Final answer
    x = 270,114.13

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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.