Home / 490,727.62-736,091.69-153,794.51

Finding the Fourth Proportional to 490,727.62, 736,091.69 and 153,794.51

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Solution

The fourth proportional to 490,727.62, 736,091.69 and 153,794.51 is: 230,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,727.62 : 736,091.69 = 153,794.51 : x
  2. Step 2: Convert to fraction form
    490,727.62/736,091.69 = 153,794.51/x
  3. Step 3: Cross multiply
    490,727.62x = 736,091.69 × 153,794.51
  4. Step 4: Simplify right side
    490,727.62x = 113,206,859,089.54
  5. Step 5: Solve for x
    x = 113,206,859,089.54/490,727.62
  6. Step 6: Final answer
    x = 230,691.84

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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.