Home / 409,202.43-613,895.22-124,918.25

Finding the Fourth Proportional to 409,202.43, 613,895.22 and 124,918.25

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Solution

The fourth proportional to 409,202.43, 613,895.22 and 124,918.25 is: 187,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,202.43 : 613,895.22 = 124,918.25 : x
  2. Step 2: Convert to fraction form
    409,202.43/613,895.22 = 124,918.25/x
  3. Step 3: Cross multiply
    409,202.43x = 613,895.22 × 124,918.25
  4. Step 4: Simplify right side
    409,202.43x = 76,686,713,496.29
  5. Step 5: Solve for x
    x = 76,686,713,496.29/409,202.43
  6. Step 6: Final answer
    x = 187,405.32

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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.