Home / 377,626.85-521,174.81-226,733.57

Finding the Fourth Proportional to 377,626.85, 521,174.81 and 226,733.57

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Solution

The fourth proportional to 377,626.85, 521,174.81 and 226,733.57 is: 312,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,626.85 : 521,174.81 = 226,733.57 : x
  2. Step 2: Convert to fraction form
    377,626.85/521,174.81 = 226,733.57/x
  3. Step 3: Cross multiply
    377,626.85x = 521,174.81 × 226,733.57
  4. Step 4: Simplify right side
    377,626.85x = 118,167,823,226.33
  5. Step 5: Solve for x
    x = 118,167,823,226.33/377,626.85
  6. Step 6: Final answer
    x = 312,922.20

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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.