Home / 339,582.48-509,344.26-114,937.92

Finding the Fourth Proportional to 339,582.48, 509,344.26 and 114,937.92

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Solution

The fourth proportional to 339,582.48, 509,344.26 and 114,937.92 is: 172,396.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,582.48 : 509,344.26 = 114,937.92 : x
  2. Step 2: Convert to fraction form
    339,582.48/509,344.26 = 114,937.92/x
  3. Step 3: Cross multiply
    339,582.48x = 509,344.26 × 114,937.92
  4. Step 4: Simplify right side
    339,582.48x = 58,542,969,808.34
  5. Step 5: Solve for x
    x = 58,542,969,808.34/339,582.48
  6. Step 6: Final answer
    x = 172,396.91

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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.