Home / 339,147.18-508,042.53-204,137.10

Finding the Fourth Proportional to 339,147.18, 508,042.53 and 204,137.10

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Solution

The fourth proportional to 339,147.18, 508,042.53 and 204,137.10 is: 305,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,147.18 : 508,042.53 = 204,137.10 : x
  2. Step 2: Convert to fraction form
    339,147.18/508,042.53 = 204,137.10/x
  3. Step 3: Cross multiply
    339,147.18x = 508,042.53 × 204,137.10
  4. Step 4: Simplify right side
    339,147.18x = 103,710,328,750.86
  5. Step 5: Solve for x
    x = 103,710,328,750.86/339,147.18
  6. Step 6: Final answer
    x = 305,797.41

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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.