Home / 336,067.85-502,917.14-209,767.38

Finding the Fourth Proportional to 336,067.85, 502,917.14 and 209,767.38

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Solution

The fourth proportional to 336,067.85, 502,917.14 and 209,767.38 is: 313,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,067.85 : 502,917.14 = 209,767.38 : x
  2. Step 2: Convert to fraction form
    336,067.85/502,917.14 = 209,767.38/x
  3. Step 3: Cross multiply
    336,067.85x = 502,917.14 × 209,767.38
  4. Step 4: Simplify right side
    336,067.85x = 105,495,609,766.06
  5. Step 5: Solve for x
    x = 105,495,609,766.06/336,067.85
  6. Step 6: Final answer
    x = 313,911.64

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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.