Home / 247,229.08-340,565.41-210,811.94

Finding the Fourth Proportional to 247,229.08, 340,565.41 and 210,811.94

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Solution

The fourth proportional to 247,229.08, 340,565.41 and 210,811.94 is: 290,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,229.08 : 340,565.41 = 210,811.94 : x
  2. Step 2: Convert to fraction form
    247,229.08/340,565.41 = 210,811.94/x
  3. Step 3: Cross multiply
    247,229.08x = 340,565.41 × 210,811.94
  4. Step 4: Simplify right side
    247,229.08x = 71,795,254,616.80
  5. Step 5: Solve for x
    x = 71,795,254,616.80/247,229.08
  6. Step 6: Final answer
    x = 290,399.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.