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Finding the Fourth Proportional to 339,954.20, 510,324.15 and 182,490.20

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Solution

The fourth proportional to 339,954.20, 510,324.15 and 182,490.20 is: 273,946.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,954.20 : 510,324.15 = 182,490.20 : x
  2. Step 2: Convert to fraction form
    339,954.20/510,324.15 = 182,490.20/x
  3. Step 3: Cross multiply
    339,954.20x = 510,324.15 × 182,490.20
  4. Step 4: Simplify right side
    339,954.20x = 93,129,156,198.33
  5. Step 5: Solve for x
    x = 93,129,156,198.33/339,954.20
  6. Step 6: Final answer
    x = 273,946.19

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1.5x scale

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.