Home / 377,724.20-566,586.30-211,490.60

Finding the Fourth Proportional to 377,724.20, 566,586.30 and 211,490.60

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Solution

The fourth proportional to 377,724.20, 566,586.30 and 211,490.60 is: 317,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,724.20 : 566,586.30 = 211,490.60 : x
  2. Step 2: Convert to fraction form
    377,724.20/566,586.30 = 211,490.60/x
  3. Step 3: Cross multiply
    377,724.20x = 566,586.30 × 211,490.60
  4. Step 4: Simplify right side
    377,724.20x = 119,827,676,538.78
  5. Step 5: Solve for x
    x = 119,827,676,538.78/377,724.20
  6. Step 6: Final answer
    x = 317,235.90

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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.