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Finding the Fourth Proportional to 359,579.91, 539,701.16 and 182,212.59

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Solution

The fourth proportional to 359,579.91, 539,701.16 and 182,212.59 is: 273,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,579.91 : 539,701.16 = 182,212.59 : x
  2. Step 2: Convert to fraction form
    359,579.91/539,701.16 = 182,212.59/x
  3. Step 3: Cross multiply
    359,579.91x = 539,701.16 × 182,212.59
  4. Step 4: Simplify right side
    359,579.91x = 98,340,346,189.60
  5. Step 5: Solve for x
    x = 98,340,346,189.60/359,579.91
  6. Step 6: Final answer
    x = 273,486.76

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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.