Home / 825,040.32-1,237,561.55-226,006.75

Finding the Fourth Proportional to 825,040.32, 1,237,561.55 and 226,006.75

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Solution

The fourth proportional to 825,040.32, 1,237,561.55 and 226,006.75 is: 339,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,040.32 : 1,237,561.55 = 226,006.75 : x
  2. Step 2: Convert to fraction form
    825,040.32/1,237,561.55 = 226,006.75/x
  3. Step 3: Cross multiply
    825,040.32x = 1,237,561.55 × 226,006.75
  4. Step 4: Simplify right side
    825,040.32x = 279,697,263,840.46
  5. Step 5: Solve for x
    x = 279,697,263,840.46/825,040.32
  6. Step 6: Final answer
    x = 339,010.42

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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.