Home / 377,817.75-566,766.35-217,890.04

Finding the Fourth Proportional to 377,817.75, 566,766.35 and 217,890.04

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Solution

The fourth proportional to 377,817.75, 566,766.35 and 217,890.04 is: 326,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,817.75 : 566,766.35 = 217,890.04 : x
  2. Step 2: Convert to fraction form
    377,817.75/566,766.35 = 217,890.04/x
  3. Step 3: Cross multiply
    377,817.75x = 566,766.35 × 217,890.04
  4. Step 4: Simplify right side
    377,817.75x = 123,492,742,672.15
  5. Step 5: Solve for x
    x = 123,492,742,672.15/377,817.75
  6. Step 6: Final answer
    x = 326,857.97

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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.