Home / 705,727.65-1,058,632.05-200,249.09

Finding the Fourth Proportional to 705,727.65, 1,058,632.05 and 200,249.09

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Solution

The fourth proportional to 705,727.65, 1,058,632.05 and 200,249.09 is: 300,385.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,727.65 : 1,058,632.05 = 200,249.09 : x
  2. Step 2: Convert to fraction form
    705,727.65/1,058,632.05 = 200,249.09/x
  3. Step 3: Cross multiply
    705,727.65x = 1,058,632.05 × 200,249.09
  4. Step 4: Simplify right side
    705,727.65x = 211,990,099,364.17
  5. Step 5: Solve for x
    x = 211,990,099,364.17/705,727.65
  6. Step 6: Final answer
    x = 300,385.14

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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.