Home / 808,825.88-1,213,381.44-276,222.08

Finding the Fourth Proportional to 808,825.88, 1,213,381.44 and 276,222.08

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Solution

The fourth proportional to 808,825.88, 1,213,381.44 and 276,222.08 is: 414,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,825.88 : 1,213,381.44 = 276,222.08 : x
  2. Step 2: Convert to fraction form
    808,825.88/1,213,381.44 = 276,222.08/x
  3. Step 3: Cross multiply
    808,825.88x = 1,213,381.44 × 276,222.08
  4. Step 4: Simplify right side
    808,825.88x = 335,162,745,190.20
  5. Step 5: Solve for x
    x = 335,162,745,190.20/808,825.88
  6. Step 6: Final answer
    x = 414,381.83

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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.