Home / 394,680.45-592,117.92-114,226.05

Finding the Fourth Proportional to 394,680.45, 592,117.92 and 114,226.05

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Solution

The fourth proportional to 394,680.45, 592,117.92 and 114,226.05 is: 171,367.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,680.45 : 592,117.92 = 114,226.05 : x
  2. Step 2: Convert to fraction form
    394,680.45/592,117.92 = 114,226.05/x
  3. Step 3: Cross multiply
    394,680.45x = 592,117.92 × 114,226.05
  4. Step 4: Simplify right side
    394,680.45x = 67,635,291,135.82
  5. Step 5: Solve for x
    x = 67,635,291,135.82/394,680.45
  6. Step 6: Final answer
    x = 171,367.22

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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.