Home / 213,401.36-293,643.96-206,908.40

Finding the Fourth Proportional to 213,401.36, 293,643.96 and 206,908.40

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Solution

The fourth proportional to 213,401.36, 293,643.96 and 206,908.40 is: 284,709.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,401.36 : 293,643.96 = 206,908.40 : x
  2. Step 2: Convert to fraction form
    213,401.36/293,643.96 = 206,908.40/x
  3. Step 3: Cross multiply
    213,401.36x = 293,643.96 × 206,908.40
  4. Step 4: Simplify right side
    213,401.36x = 60,757,401,933.26
  5. Step 5: Solve for x
    x = 60,757,401,933.26/213,401.36
  6. Step 6: Final answer
    x = 284,709.53

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1.5x scale

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.