Home / 317,713.87-476,680.16-199,246.51

Finding the Fourth Proportional to 317,713.87, 476,680.16 and 199,246.51

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Solution

The fourth proportional to 317,713.87, 476,680.16 and 199,246.51 is: 298,938.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,713.87 : 476,680.16 = 199,246.51 : x
  2. Step 2: Convert to fraction form
    317,713.87/476,680.16 = 199,246.51/x
  3. Step 3: Cross multiply
    317,713.87x = 476,680.16 × 199,246.51
  4. Step 4: Simplify right side
    317,713.87x = 94,976,858,266.24
  5. Step 5: Solve for x
    x = 94,976,858,266.24/317,713.87
  6. Step 6: Final answer
    x = 298,938.34

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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.