Home / 328,025.53-491,868.12-150,379.57

Finding the Fourth Proportional to 328,025.53, 491,868.12 and 150,379.57

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Solution

The fourth proportional to 328,025.53, 491,868.12 and 150,379.57 is: 225,491.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,025.53 : 491,868.12 = 150,379.57 : x
  2. Step 2: Convert to fraction form
    328,025.53/491,868.12 = 150,379.57/x
  3. Step 3: Cross multiply
    328,025.53x = 491,868.12 × 150,379.57
  4. Step 4: Simplify right side
    328,025.53x = 73,966,913,922.97
  5. Step 5: Solve for x
    x = 73,966,913,922.97/328,025.53
  6. Step 6: Final answer
    x = 225,491.34

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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.