Home / 825,039.32-1,237,560.05-226,005.75

Finding the Fourth Proportional to 825,039.32, 1,237,560.05 and 226,005.75

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Solution

The fourth proportional to 825,039.32, 1,237,560.05 and 226,005.75 is: 339,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,039.32 : 1,237,560.05 = 226,005.75 : x
  2. Step 2: Convert to fraction form
    825,039.32/1,237,560.05 = 226,005.75/x
  3. Step 3: Cross multiply
    825,039.32x = 1,237,560.05 × 226,005.75
  4. Step 4: Simplify right side
    825,039.32x = 279,695,686,140.26
  5. Step 5: Solve for x
    x = 279,695,686,140.26/825,039.32
  6. Step 6: Final answer
    x = 339,008.92

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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.