Home / 268,329.27-369,904.22-187,505.96

Finding the Fourth Proportional to 268,329.27, 369,904.22 and 187,505.96

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Solution

The fourth proportional to 268,329.27, 369,904.22 and 187,505.96 is: 258,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,329.27 : 369,904.22 = 187,505.96 : x
  2. Step 2: Convert to fraction form
    268,329.27/369,904.22 = 187,505.96/x
  3. Step 3: Cross multiply
    268,329.27x = 369,904.22 × 187,505.96
  4. Step 4: Simplify right side
    268,329.27x = 69,359,243,795.25
  5. Step 5: Solve for x
    x = 69,359,243,795.25/268,329.27
  6. Step 6: Final answer
    x = 258,485.56

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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.