Home / 340,446.26-510,231.98-140,904.38

Finding the Fourth Proportional to 340,446.26, 510,231.98 and 140,904.38

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Solution

The fourth proportional to 340,446.26, 510,231.98 and 140,904.38 is: 211,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,446.26 : 510,231.98 = 140,904.38 : x
  2. Step 2: Convert to fraction form
    340,446.26/510,231.98 = 140,904.38/x
  3. Step 3: Cross multiply
    340,446.26x = 510,231.98 × 140,904.38
  4. Step 4: Simplify right side
    340,446.26x = 71,893,922,425.91
  5. Step 5: Solve for x
    x = 71,893,922,425.91/340,446.26
  6. Step 6: Final answer
    x = 211,175.54

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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.