Home / 815,926.44-1,223,889.44-254,960.94

Finding the Fourth Proportional to 815,926.44, 1,223,889.44 and 254,960.94

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Solution

The fourth proportional to 815,926.44, 1,223,889.44 and 254,960.94 is: 382,441.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,926.44 : 1,223,889.44 = 254,960.94 : x
  2. Step 2: Convert to fraction form
    815,926.44/1,223,889.44 = 254,960.94/x
  3. Step 3: Cross multiply
    815,926.44x = 1,223,889.44 × 254,960.94
  4. Step 4: Simplify right side
    815,926.44x = 312,044,000,803.67
  5. Step 5: Solve for x
    x = 312,044,000,803.67/815,926.44
  6. Step 6: Final answer
    x = 382,441.34

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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.