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Finding the Fourth Proportional to 377,521.80, 566,380.70 and 140,866.26

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Solution

The fourth proportional to 377,521.80, 566,380.70 and 140,866.26 is: 211,335.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,521.80 : 566,380.70 = 140,866.26 : x
  2. Step 2: Convert to fraction form
    377,521.80/566,380.70 = 140,866.26/x
  3. Step 3: Cross multiply
    377,521.80x = 566,380.70 × 140,866.26
  4. Step 4: Simplify right side
    377,521.80x = 79,783,930,945.18
  5. Step 5: Solve for x
    x = 79,783,930,945.18/377,521.80
  6. Step 6: Final answer
    x = 211,335.96

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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.