Home / 426,231.48-588,198.23-235,243.50

Finding the Fourth Proportional to 426,231.48, 588,198.23 and 235,243.50

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Solution

The fourth proportional to 426,231.48, 588,198.23 and 235,243.50 is: 324,635.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,231.48 : 588,198.23 = 235,243.50 : x
  2. Step 2: Convert to fraction form
    426,231.48/588,198.23 = 235,243.50/x
  3. Step 3: Cross multiply
    426,231.48x = 588,198.23 × 235,243.50
  4. Step 4: Simplify right side
    426,231.48x = 138,369,809,142.79
  5. Step 5: Solve for x
    x = 138,369,809,142.79/426,231.48
  6. Step 6: Final answer
    x = 324,635.36

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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.