Home / 762,321.84-1,143,360.06-222,451.37

Finding the Fourth Proportional to 762,321.84, 1,143,360.06 and 222,451.37

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Solution

The fourth proportional to 762,321.84, 1,143,360.06 and 222,451.37 is: 333,641.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,321.84 : 1,143,360.06 = 222,451.37 : x
  2. Step 2: Convert to fraction form
    762,321.84/1,143,360.06 = 222,451.37/x
  3. Step 3: Cross multiply
    762,321.84x = 1,143,360.06 × 222,451.37
  4. Step 4: Simplify right side
    762,321.84x = 254,342,006,867.68
  5. Step 5: Solve for x
    x = 254,342,006,867.68/762,321.84
  6. Step 6: Final answer
    x = 333,641.24

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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.