Home / 394,462.10-592,218.09-207,604.82

Finding the Fourth Proportional to 394,462.10, 592,218.09 and 207,604.82

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Solution

The fourth proportional to 394,462.10, 592,218.09 and 207,604.82 is: 311,683.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,462.10 : 592,218.09 = 207,604.82 : x
  2. Step 2: Convert to fraction form
    394,462.10/592,218.09 = 207,604.82/x
  3. Step 3: Cross multiply
    394,462.10x = 592,218.09 × 207,604.82
  4. Step 4: Simplify right side
    394,462.10x = 122,947,329,975.19
  5. Step 5: Solve for x
    x = 122,947,329,975.19/394,462.10
  6. Step 6: Final answer
    x = 311,683.51

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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.