Home / 1,324,288.05-1,986,450.30-377,658.87

Finding the Fourth Proportional to 1,324,288.05, 1,986,450.30 and 377,658.87

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Solution

The fourth proportional to 1,324,288.05, 1,986,450.30 and 377,658.87 is: 566,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,288.05 : 1,986,450.30 = 377,658.87 : x
  2. Step 2: Convert to fraction form
    1,324,288.05/1,986,450.30 = 377,658.87/x
  3. Step 3: Cross multiply
    1,324,288.05x = 1,986,450.30 × 377,658.87
  4. Step 4: Simplify right side
    1,324,288.05x = 750,200,575,609.16
  5. Step 5: Solve for x
    x = 750,200,575,609.16/1,324,288.05
  6. Step 6: Final answer
    x = 566,493.50

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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.