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Finding the Fourth Proportional to 543,884.29, 750,561.20 and 302,167.14

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Solution

The fourth proportional to 543,884.29, 750,561.20 and 302,167.14 is: 416,991.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,884.29 : 750,561.20 = 302,167.14 : x
  2. Step 2: Convert to fraction form
    543,884.29/750,561.20 = 302,167.14/x
  3. Step 3: Cross multiply
    543,884.29x = 750,561.20 × 302,167.14
  4. Step 4: Simplify right side
    543,884.29x = 226,794,931,198.97
  5. Step 5: Solve for x
    x = 226,794,931,198.97/543,884.29
  6. Step 6: Final answer
    x = 416,991.14

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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.