Home / 493,186.20-680,596.93-266,831.70

Finding the Fourth Proportional to 493,186.20, 680,596.93 and 266,831.70

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Solution

The fourth proportional to 493,186.20, 680,596.93 and 266,831.70 is: 368,227.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,186.20 : 680,596.93 = 266,831.70 : x
  2. Step 2: Convert to fraction form
    493,186.20/680,596.93 = 266,831.70/x
  3. Step 3: Cross multiply
    493,186.20x = 680,596.93 × 266,831.70
  4. Step 4: Simplify right side
    493,186.20x = 181,604,835,846.68
  5. Step 5: Solve for x
    x = 181,604,835,846.68/493,186.20
  6. Step 6: Final answer
    x = 368,227.73

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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.