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Finding the Fourth Proportional to 359,360.97, 538,924.77 and 119,410.43

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Solution

The fourth proportional to 359,360.97, 538,924.77 and 119,410.43 is: 179,076.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,360.97 : 538,924.77 = 119,410.43 : x
  2. Step 2: Convert to fraction form
    359,360.97/538,924.77 = 119,410.43/x
  3. Step 3: Cross multiply
    359,360.97x = 538,924.77 × 119,410.43
  4. Step 4: Simplify right side
    359,360.97x = 64,353,237,764.26
  5. Step 5: Solve for x
    x = 64,353,237,764.26/359,360.97
  6. Step 6: Final answer
    x = 179,076.87

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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.