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Finding the Fourth Proportional to 359,578.91, 539,699.66 and 182,211.59

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Solution

The fourth proportional to 359,578.91, 539,699.66 and 182,211.59 is: 273,485.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,578.91 : 539,699.66 = 182,211.59 : x
  2. Step 2: Convert to fraction form
    359,578.91/539,699.66 = 182,211.59/x
  3. Step 3: Cross multiply
    359,578.91x = 539,699.66 × 182,211.59
  4. Step 4: Simplify right side
    359,578.91x = 98,339,533,171.06
  5. Step 5: Solve for x
    x = 98,339,533,171.06/359,578.91
  6. Step 6: Final answer
    x = 273,485.26

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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.