Home / 372,002.24-513,403.17-210,839.96

Finding the Fourth Proportional to 372,002.24, 513,403.17 and 210,839.96

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Solution

The fourth proportional to 372,002.24, 513,403.17 and 210,839.96 is: 290,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,002.24 : 513,403.17 = 210,839.96 : x
  2. Step 2: Convert to fraction form
    372,002.24/513,403.17 = 210,839.96/x
  3. Step 3: Cross multiply
    372,002.24x = 513,403.17 × 210,839.96
  4. Step 4: Simplify right side
    372,002.24x = 108,245,903,826.67
  5. Step 5: Solve for x
    x = 108,245,903,826.67/372,002.24
  6. Step 6: Final answer
    x = 290,981.86

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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.