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Finding the Fourth Proportional to 339,886.94, 509,480.48 and 182,073.02

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Solution

The fourth proportional to 339,886.94, 509,480.48 and 182,073.02 is: 272,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,886.94 : 509,480.48 = 182,073.02 : x
  2. Step 2: Convert to fraction form
    339,886.94/509,480.48 = 182,073.02/x
  3. Step 3: Cross multiply
    339,886.94x = 509,480.48 × 182,073.02
  4. Step 4: Simplify right side
    339,886.94x = 92,762,647,532.43
  5. Step 5: Solve for x
    x = 92,762,647,532.43/339,886.94
  6. Step 6: Final answer
    x = 272,922.07

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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.