Home / 419,834.53-579,371.67-228,847.92

Finding the Fourth Proportional to 419,834.53, 579,371.67 and 228,847.92

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Solution

The fourth proportional to 419,834.53, 579,371.67 and 228,847.92 is: 315,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,834.53 : 579,371.67 = 228,847.92 : x
  2. Step 2: Convert to fraction form
    419,834.53/579,371.67 = 228,847.92/x
  3. Step 3: Cross multiply
    419,834.53x = 579,371.67 × 228,847.92
  4. Step 4: Simplify right side
    419,834.53x = 132,588,000,442.19
  5. Step 5: Solve for x
    x = 132,588,000,442.19/419,834.53
  6. Step 6: Final answer
    x = 315,810.14

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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.