Home / 490,228.27-735,177.03-186,550.33

Finding the Fourth Proportional to 490,228.27, 735,177.03 and 186,550.33

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Solution

The fourth proportional to 490,228.27, 735,177.03 and 186,550.33 is: 279,762.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,228.27 : 735,177.03 = 186,550.33 : x
  2. Step 2: Convert to fraction form
    490,228.27/735,177.03 = 186,550.33/x
  3. Step 3: Cross multiply
    490,228.27x = 735,177.03 × 186,550.33
  4. Step 4: Simplify right side
    490,228.27x = 137,147,517,554.92
  5. Step 5: Solve for x
    x = 137,147,517,554.92/490,228.27
  6. Step 6: Final answer
    x = 279,762.56

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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.