Home / 352,331.56-528,774.36-162,879.04

Finding the Fourth Proportional to 352,331.56, 528,774.36 and 162,879.04

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Solution

The fourth proportional to 352,331.56, 528,774.36 and 162,879.04 is: 244,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,331.56 : 528,774.36 = 162,879.04 : x
  2. Step 2: Convert to fraction form
    352,331.56/528,774.36 = 162,879.04/x
  3. Step 3: Cross multiply
    352,331.56x = 528,774.36 × 162,879.04
  4. Step 4: Simplify right side
    352,331.56x = 86,126,260,133.41
  5. Step 5: Solve for x
    x = 86,126,260,133.41/352,331.56
  6. Step 6: Final answer
    x = 244,446.62

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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.