Home / 725,572.08-1,088,369.10-276,317.82

Finding the Fourth Proportional to 725,572.08, 1,088,369.10 and 276,317.82

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Solution

The fourth proportional to 725,572.08, 1,088,369.10 and 276,317.82 is: 414,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,572.08 : 1,088,369.10 = 276,317.82 : x
  2. Step 2: Convert to fraction form
    725,572.08/1,088,369.10 = 276,317.82/x
  3. Step 3: Cross multiply
    725,572.08x = 1,088,369.10 × 276,317.82
  4. Step 4: Simplify right side
    725,572.08x = 300,735,777,067.36
  5. Step 5: Solve for x
    x = 300,735,777,067.36/725,572.08
  6. Step 6: Final answer
    x = 414,480.91

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Double scale
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1.5x scale

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.