Home / 394,458.04-592,211.94-207,600.76

Finding the Fourth Proportional to 394,458.04, 592,211.94 and 207,600.76

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Solution

The fourth proportional to 394,458.04, 592,211.94 and 207,600.76 is: 311,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,458.04 : 592,211.94 = 207,600.76 : x
  2. Step 2: Convert to fraction form
    394,458.04/592,211.94 = 207,600.76/x
  3. Step 3: Cross multiply
    394,458.04x = 592,211.94 × 207,600.76
  4. Step 4: Simplify right side
    394,458.04x = 122,943,648,825.07
  5. Step 5: Solve for x
    x = 122,943,648,825.07/394,458.04
  6. Step 6: Final answer
    x = 311,677.38

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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.