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Finding the Fourth Proportional to 263,368.97, 363,450.43 and 148,652.46

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Solution

The fourth proportional to 263,368.97, 363,450.43 and 148,652.46 is: 205,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,368.97 : 363,450.43 = 148,652.46 : x
  2. Step 2: Convert to fraction form
    263,368.97/363,450.43 = 148,652.46/x
  3. Step 3: Cross multiply
    263,368.97x = 363,450.43 × 148,652.46
  4. Step 4: Simplify right side
    263,368.97x = 54,027,799,764.30
  5. Step 5: Solve for x
    x = 54,027,799,764.30/263,368.97
  6. Step 6: Final answer
    x = 205,141.10

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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.