Home / 317,924.73-438,734.88-181,958.13

Finding the Fourth Proportional to 317,924.73, 438,734.88 and 181,958.13

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Solution

The fourth proportional to 317,924.73, 438,734.88 and 181,958.13 is: 251,101.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,924.73 : 438,734.88 = 181,958.13 : x
  2. Step 2: Convert to fraction form
    317,924.73/438,734.88 = 181,958.13/x
  3. Step 3: Cross multiply
    317,924.73x = 438,734.88 × 181,958.13
  4. Step 4: Simplify right side
    317,924.73x = 79,831,378,330.57
  5. Step 5: Solve for x
    x = 79,831,378,330.57/317,924.73
  6. Step 6: Final answer
    x = 251,101.51

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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.