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Finding the Fourth Proportional to 241,401.40, 362,490.90 and 162,863.80

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Solution

The fourth proportional to 241,401.40, 362,490.90 and 162,863.80 is: 244,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,401.40 : 362,490.90 = 162,863.80 : x
  2. Step 2: Convert to fraction form
    241,401.40/362,490.90 = 162,863.80/x
  3. Step 3: Cross multiply
    241,401.40x = 362,490.90 × 162,863.80
  4. Step 4: Simplify right side
    241,401.40x = 59,036,645,439.42
  5. Step 5: Solve for x
    x = 59,036,645,439.42/241,401.40
  6. Step 6: Final answer
    x = 244,558.01

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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.