Home / 657,308.27-986,071.37-230,733.45

Finding the Fourth Proportional to 657,308.27, 986,071.37 and 230,733.45

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Solution

The fourth proportional to 657,308.27, 986,071.37 and 230,733.45 is: 346,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,308.27 : 986,071.37 = 230,733.45 : x
  2. Step 2: Convert to fraction form
    657,308.27/986,071.37 = 230,733.45/x
  3. Step 3: Cross multiply
    657,308.27x = 986,071.37 × 230,733.45
  4. Step 4: Simplify right side
    657,308.27x = 227,519,647,992.66
  5. Step 5: Solve for x
    x = 227,519,647,992.66/657,308.27
  6. Step 6: Final answer
    x = 346,138.42

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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.