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Finding the Fourth Proportional to 269,831.70, 404,300.97 and 242,016.84

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Solution

The fourth proportional to 269,831.70, 404,300.97 and 242,016.84 is: 362,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,831.70 : 404,300.97 = 242,016.84 : x
  2. Step 2: Convert to fraction form
    269,831.70/404,300.97 = 242,016.84/x
  3. Step 3: Cross multiply
    269,831.70x = 404,300.97 × 242,016.84
  4. Step 4: Simplify right side
    269,831.70x = 97,847,643,168.33
  5. Step 5: Solve for x
    x = 97,847,643,168.33/269,831.70
  6. Step 6: Final answer
    x = 362,624.71

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1.5x scale

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.