Home / 825,019.67-1,237,530.51-225,986.01

Finding the Fourth Proportional to 825,019.67, 1,237,530.51 and 225,986.01

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Solution

The fourth proportional to 825,019.67, 1,237,530.51 and 225,986.01 is: 338,979.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,019.67 : 1,237,530.51 = 225,986.01 : x
  2. Step 2: Convert to fraction form
    825,019.67/1,237,530.51 = 225,986.01/x
  3. Step 3: Cross multiply
    825,019.67x = 1,237,530.51 × 225,986.01
  4. Step 4: Simplify right side
    825,019.67x = 279,664,582,208.17
  5. Step 5: Solve for x
    x = 279,664,582,208.17/825,019.67
  6. Step 6: Final answer
    x = 338,979.29

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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.