Home / 352,422.57-528,856.25-150,018.37

Finding the Fourth Proportional to 352,422.57, 528,856.25 and 150,018.37

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Solution

The fourth proportional to 352,422.57, 528,856.25 and 150,018.37 is: 225,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,422.57 : 528,856.25 = 150,018.37 : x
  2. Step 2: Convert to fraction form
    352,422.57/528,856.25 = 150,018.37/x
  3. Step 3: Cross multiply
    352,422.57x = 528,856.25 × 150,018.37
  4. Step 4: Simplify right side
    352,422.57x = 79,338,152,589.31
  5. Step 5: Solve for x
    x = 79,338,152,589.31/352,422.57
  6. Step 6: Final answer
    x = 225,122.22

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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.