Home / 394,311.26-544,148.87-224,545.38

Finding the Fourth Proportional to 394,311.26, 544,148.87 and 224,545.38

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Solution

The fourth proportional to 394,311.26, 544,148.87 and 224,545.38 is: 309,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,311.26 : 544,148.87 = 224,545.38 : x
  2. Step 2: Convert to fraction form
    394,311.26/544,148.87 = 224,545.38/x
  3. Step 3: Cross multiply
    394,311.26x = 544,148.87 × 224,545.38
  4. Step 4: Simplify right side
    394,311.26x = 122,186,113,667.99
  5. Step 5: Solve for x
    x = 122,186,113,667.99/394,311.26
  6. Step 6: Final answer
    x = 309,872.24

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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.