Home / 657,634.88-986,496.06-231,119.12

Finding the Fourth Proportional to 657,634.88, 986,496.06 and 231,119.12

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Solution

The fourth proportional to 657,634.88, 986,496.06 and 231,119.12 is: 346,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,634.88 : 986,496.06 = 231,119.12 : x
  2. Step 2: Convert to fraction form
    657,634.88/986,496.06 = 231,119.12/x
  3. Step 3: Cross multiply
    657,634.88x = 986,496.06 × 231,119.12
  4. Step 4: Simplify right side
    657,634.88x = 227,998,101,270.67
  5. Step 5: Solve for x
    x = 227,998,101,270.67/657,634.88
  6. Step 6: Final answer
    x = 346,694.05

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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.