Home / 372,046.11-513,441.18-210,904.29

Finding the Fourth Proportional to 372,046.11, 513,441.18 and 210,904.29

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Solution

The fourth proportional to 372,046.11, 513,441.18 and 210,904.29 is: 291,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,046.11 : 513,441.18 = 210,904.29 : x
  2. Step 2: Convert to fraction form
    372,046.11/513,441.18 = 210,904.29/x
  3. Step 3: Cross multiply
    372,046.11x = 513,441.18 × 210,904.29
  4. Step 4: Simplify right side
    372,046.11x = 108,286,947,524.66
  5. Step 5: Solve for x
    x = 108,286,947,524.66/372,046.11
  6. Step 6: Final answer
    x = 291,057.87

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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.