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Finding the Fourth Proportional to 662,411.88, 993,634.22 and 241,687.75

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Solution

The fourth proportional to 662,411.88, 993,634.22 and 241,687.75 is: 362,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,411.88 : 993,634.22 = 241,687.75 : x
  2. Step 2: Convert to fraction form
    662,411.88/993,634.22 = 241,687.75/x
  3. Step 3: Cross multiply
    662,411.88x = 993,634.22 × 241,687.75
  4. Step 4: Simplify right side
    662,411.88x = 240,149,218,954.81
  5. Step 5: Solve for x
    x = 240,149,218,954.81/662,411.88
  6. Step 6: Final answer
    x = 362,537.61

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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.