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Finding the Fourth Proportional to 265,455, 366,327.92 and 146,223

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Solution

The fourth proportional to 265,455, 366,327.92 and 146,223 is: 201,787.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,455 : 366,327.92 = 146,223 : x
  2. Step 2: Convert to fraction form
    265,455/366,327.92 = 146,223/x
  3. Step 3: Cross multiply
    265,455x = 366,327.92 × 146,223
  4. Step 4: Simplify right side
    265,455x = 53,565,567,446.16
  5. Step 5: Solve for x
    x = 53,565,567,446.16/265,455
  6. Step 6: Final answer
    x = 201,787.75

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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.