Home / 863,948.70-1,192,249.71-481,975.48

Finding the Fourth Proportional to 863,948.70, 1,192,249.71 and 481,975.48

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Solution

The fourth proportional to 863,948.70, 1,192,249.71 and 481,975.48 is: 665,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,948.70 : 1,192,249.71 = 481,975.48 : x
  2. Step 2: Convert to fraction form
    863,948.70/1,192,249.71 = 481,975.48/x
  3. Step 3: Cross multiply
    863,948.70x = 1,192,249.71 × 481,975.48
  4. Step 4: Simplify right side
    863,948.70x = 574,635,121,362.06
  5. Step 5: Solve for x
    x = 574,635,121,362.06/863,948.70
  6. Step 6: Final answer
    x = 665,126.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.