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Finding the Fourth Proportional to 359,745.52, 539,164.60 and 182,297.20

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Solution

The fourth proportional to 359,745.52, 539,164.60 and 182,297.20 is: 273,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,745.52 : 539,164.60 = 182,297.20 : x
  2. Step 2: Convert to fraction form
    359,745.52/539,164.60 = 182,297.20/x
  3. Step 3: Cross multiply
    359,745.52x = 539,164.60 × 182,297.20
  4. Step 4: Simplify right side
    359,745.52x = 98,288,196,919.12
  5. Step 5: Solve for x
    x = 98,288,196,919.12/359,745.52
  6. Step 6: Final answer
    x = 273,215.90

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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.