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Finding the Fourth Proportional to 376,495.70, 563,331.94 and 224,135.45

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Solution

The fourth proportional to 376,495.70, 563,331.94 and 224,135.45 is: 335,362.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,495.70 : 563,331.94 = 224,135.45 : x
  2. Step 2: Convert to fraction form
    376,495.70/563,331.94 = 224,135.45/x
  3. Step 3: Cross multiply
    376,495.70x = 563,331.94 × 224,135.45
  4. Step 4: Simplify right side
    376,495.70x = 126,262,660,405.89
  5. Step 5: Solve for x
    x = 126,262,660,405.89/376,495.70
  6. Step 6: Final answer
    x = 335,362.83

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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.