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Finding the Fourth Proportional to 668,652, 922,755.96 and 366,846

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Solution

The fourth proportional to 668,652, 922,755.96 and 366,846 is: 506,256.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,652 : 922,755.96 = 366,846 : x
  2. Step 2: Convert to fraction form
    668,652/922,755.96 = 366,846/x
  3. Step 3: Cross multiply
    668,652x = 922,755.96 × 366,846
  4. Step 4: Simplify right side
    668,652x = 338,509,332,902.16
  5. Step 5: Solve for x
    x = 338,509,332,902.16/668,652
  6. Step 6: Final answer
    x = 506,256.37

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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.