Home / 294,904.38-442,356.84-73,288.38

Finding the Fourth Proportional to 294,904.38, 442,356.84 and 73,288.38

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Solution

The fourth proportional to 294,904.38, 442,356.84 and 73,288.38 is: 109,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,904.38 : 442,356.84 = 73,288.38 : x
  2. Step 2: Convert to fraction form
    294,904.38/442,356.84 = 73,288.38/x
  3. Step 3: Cross multiply
    294,904.38x = 442,356.84 × 73,288.38
  4. Step 4: Simplify right side
    294,904.38x = 32,419,616,185.52
  5. Step 5: Solve for x
    x = 32,419,616,185.52/294,904.38
  6. Step 6: Final answer
    x = 109,932.64

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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.