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Finding the Fourth Proportional to 339,781.27, 508,562.63 and 249,800.24

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Solution

The fourth proportional to 339,781.27, 508,562.63 and 249,800.24 is: 373,884.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,781.27 : 508,562.63 = 249,800.24 : x
  2. Step 2: Convert to fraction form
    339,781.27/508,562.63 = 249,800.24/x
  3. Step 3: Cross multiply
    339,781.27x = 508,562.63 × 249,800.24
  4. Step 4: Simplify right side
    339,781.27x = 127,039,067,029.03
  5. Step 5: Solve for x
    x = 127,039,067,029.03/339,781.27
  6. Step 6: Final answer
    x = 373,884.84

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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.