Home / 340,234.50-510,353.09-137,834.44

Finding the Fourth Proportional to 340,234.50, 510,353.09 and 137,834.44

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Solution

The fourth proportional to 340,234.50, 510,353.09 and 137,834.44 is: 206,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,234.50 : 510,353.09 = 137,834.44 : x
  2. Step 2: Convert to fraction form
    340,234.50/510,353.09 = 137,834.44/x
  3. Step 3: Cross multiply
    340,234.50x = 510,353.09 × 137,834.44
  4. Step 4: Simplify right side
    340,234.50x = 70,344,232,362.42
  5. Step 5: Solve for x
    x = 70,344,232,362.42/340,234.50
  6. Step 6: Final answer
    x = 206,752.20

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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.