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Finding the Fourth Proportional to 377,624.56, 566,436.12 and 111,571.96

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Solution

The fourth proportional to 377,624.56, 566,436.12 and 111,571.96 is: 167,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,624.56 : 566,436.12 = 111,571.96 : x
  2. Step 2: Convert to fraction form
    377,624.56/566,436.12 = 111,571.96/x
  3. Step 3: Cross multiply
    377,624.56x = 566,436.12 × 111,571.96
  4. Step 4: Simplify right side
    377,624.56x = 63,198,386,063.43
  5. Step 5: Solve for x
    x = 63,198,386,063.43/377,624.56
  6. Step 6: Final answer
    x = 167,357.72

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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.