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Finding the Fourth Proportional to 376,514.70, 563,360.41 and 224,154.48

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Solution

The fourth proportional to 376,514.70, 563,360.41 and 224,154.48 is: 335,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,514.70 : 563,360.41 = 224,154.48 : x
  2. Step 2: Convert to fraction form
    376,514.70/563,360.41 = 224,154.48/x
  3. Step 3: Cross multiply
    376,514.70x = 563,360.41 × 224,154.48
  4. Step 4: Simplify right side
    376,514.70x = 126,279,759,756.14
  5. Step 5: Solve for x
    x = 126,279,759,756.14/376,514.70
  6. Step 6: Final answer
    x = 335,391.31

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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.