Home / 327,492.75-491,239.03-90,835.46

Finding the Fourth Proportional to 327,492.75, 491,239.03 and 90,835.46

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Solution

The fourth proportional to 327,492.75, 491,239.03 and 90,835.46 is: 136,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,492.75 : 491,239.03 = 90,835.46 : x
  2. Step 2: Convert to fraction form
    327,492.75/491,239.03 = 90,835.46/x
  3. Step 3: Cross multiply
    327,492.75x = 491,239.03 × 90,835.46
  4. Step 4: Simplify right side
    327,492.75x = 44,621,923,260.00
  5. Step 5: Solve for x
    x = 44,621,923,260.00/327,492.75
  6. Step 6: Final answer
    x = 136,253.16

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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.