Home / 377,726.20-566,589.30-209,764.60

Finding the Fourth Proportional to 377,726.20, 566,589.30 and 209,764.60

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Solution

The fourth proportional to 377,726.20, 566,589.30 and 209,764.60 is: 314,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,726.20 : 566,589.30 = 209,764.60 : x
  2. Step 2: Convert to fraction form
    377,726.20/566,589.30 = 209,764.60/x
  3. Step 3: Cross multiply
    377,726.20x = 566,589.30 × 209,764.60
  4. Step 4: Simplify right side
    377,726.20x = 118,850,377,878.78
  5. Step 5: Solve for x
    x = 118,850,377,878.78/377,726.20
  6. Step 6: Final answer
    x = 314,646.90

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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.