Home / 921,195.24-1,382,194.78-322,586.04

Finding the Fourth Proportional to 921,195.24, 1,382,194.78 and 322,586.04

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Solution

The fourth proportional to 921,195.24, 1,382,194.78 and 322,586.04 is: 484,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,195.24 : 1,382,194.78 = 322,586.04 : x
  2. Step 2: Convert to fraction form
    921,195.24/1,382,194.78 = 322,586.04/x
  3. Step 3: Cross multiply
    921,195.24x = 1,382,194.78 × 322,586.04
  4. Step 4: Simplify right side
    921,195.24x = 445,876,740,588.87
  5. Step 5: Solve for x
    x = 445,876,740,588.87/921,195.24
  6. Step 6: Final answer
    x = 484,019.81

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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.