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Finding the Fourth Proportional to 325,832.56, 488,814.67 and 112,608.26

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Solution

The fourth proportional to 325,832.56, 488,814.67 and 112,608.26 is: 168,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,832.56 : 488,814.67 = 112,608.26 : x
  2. Step 2: Convert to fraction form
    325,832.56/488,814.67 = 112,608.26/x
  3. Step 3: Cross multiply
    325,832.56x = 488,814.67 × 112,608.26
  4. Step 4: Simplify right side
    325,832.56x = 55,044,568,980.92
  5. Step 5: Solve for x
    x = 55,044,568,980.92/325,832.56
  6. Step 6: Final answer
    x = 168,935.14

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1.5x scale

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.