Home / 377,731.20-566,596.80-211,497.60

Finding the Fourth Proportional to 377,731.20, 566,596.80 and 211,497.60

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Solution

The fourth proportional to 377,731.20, 566,596.80 and 211,497.60 is: 317,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,731.20 : 566,596.80 = 211,497.60 : x
  2. Step 2: Convert to fraction form
    377,731.20/566,596.80 = 211,497.60/x
  3. Step 3: Cross multiply
    377,731.20x = 566,596.80 × 211,497.60
  4. Step 4: Simplify right side
    377,731.20x = 119,833,863,367.68
  5. Step 5: Solve for x
    x = 119,833,863,367.68/377,731.20
  6. Step 6: Final answer
    x = 317,246.40

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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.