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Finding the Fourth Proportional to 322,549.74, 483,831.26 and 117,377.37

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Solution

The fourth proportional to 322,549.74, 483,831.26 and 117,377.37 is: 176,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,549.74 : 483,831.26 = 117,377.37 : x
  2. Step 2: Convert to fraction form
    322,549.74/483,831.26 = 117,377.37/x
  3. Step 3: Cross multiply
    322,549.74x = 483,831.26 × 117,377.37
  4. Step 4: Simplify right side
    322,549.74x = 56,790,840,235.70
  5. Step 5: Solve for x
    x = 56,790,840,235.70/322,549.74
  6. Step 6: Final answer
    x = 176,068.47

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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.