Home / 377,056.20-565,554.90-219,183.96

Finding the Fourth Proportional to 377,056.20, 565,554.90 and 219,183.96

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Solution

The fourth proportional to 377,056.20, 565,554.90 and 219,183.96 is: 328,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,056.20 : 565,554.90 = 219,183.96 : x
  2. Step 2: Convert to fraction form
    377,056.20/565,554.90 = 219,183.96/x
  3. Step 3: Cross multiply
    377,056.20x = 565,554.90 × 219,183.96
  4. Step 4: Simplify right side
    377,056.20x = 123,960,562,579.40
  5. Step 5: Solve for x
    x = 123,960,562,579.40/377,056.20
  6. Step 6: Final answer
    x = 328,758.85

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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.