Home / 327,222.32-490,330.46-193,837.19

Finding the Fourth Proportional to 327,222.32, 490,330.46 and 193,837.19

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Solution

The fourth proportional to 327,222.32, 490,330.46 and 193,837.19 is: 290,457.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,222.32 : 490,330.46 = 193,837.19 : x
  2. Step 2: Convert to fraction form
    327,222.32/490,330.46 = 193,837.19/x
  3. Step 3: Cross multiply
    327,222.32x = 490,330.46 × 193,837.19
  4. Step 4: Simplify right side
    327,222.32x = 95,044,276,570.75
  5. Step 5: Solve for x
    x = 95,044,276,570.75/327,222.32
  6. Step 6: Final answer
    x = 290,457.81

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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.