Home / 465,678.38-697,933.24-199,125.46

Finding the Fourth Proportional to 465,678.38, 697,933.24 and 199,125.46

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Solution

The fourth proportional to 465,678.38, 697,933.24 and 199,125.46 is: 298,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,678.38 : 697,933.24 = 199,125.46 : x
  2. Step 2: Convert to fraction form
    465,678.38/697,933.24 = 199,125.46/x
  3. Step 3: Cross multiply
    465,678.38x = 697,933.24 × 199,125.46
  4. Step 4: Simplify right side
    465,678.38x = 138,976,275,455.22
  5. Step 5: Solve for x
    x = 138,976,275,455.22/465,678.38
  6. Step 6: Final answer
    x = 298,438.32

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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.