Home / 317,727.93-438,634.77-244,971.90

Finding the Fourth Proportional to 317,727.93, 438,634.77 and 244,971.90

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Solution

The fourth proportional to 317,727.93, 438,634.77 and 244,971.90 is: 338,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,727.93 : 438,634.77 = 244,971.90 : x
  2. Step 2: Convert to fraction form
    317,727.93/438,634.77 = 244,971.90/x
  3. Step 3: Cross multiply
    317,727.93x = 438,634.77 × 244,971.90
  4. Step 4: Simplify right side
    317,727.93x = 107,453,193,012.96
  5. Step 5: Solve for x
    x = 107,453,193,012.96/317,727.93
  6. Step 6: Final answer
    x = 338,192.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.