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Finding the Fourth Proportional to 350,922.67, 483,704.53 and 274,306.39

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Solution

The fourth proportional to 350,922.67, 483,704.53 and 274,306.39 is: 378,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,922.67 : 483,704.53 = 274,306.39 : x
  2. Step 2: Convert to fraction form
    350,922.67/483,704.53 = 274,306.39/x
  3. Step 3: Cross multiply
    350,922.67x = 483,704.53 × 274,306.39
  4. Step 4: Simplify right side
    350,922.67x = 132,683,243,450.95
  5. Step 5: Solve for x
    x = 132,683,243,450.95/350,922.67
  6. Step 6: Final answer
    x = 378,098.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.