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Finding the Fourth Proportional to 241,648.54, 362,622.49 and 140,494.20

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Solution

The fourth proportional to 241,648.54, 362,622.49 and 140,494.20 is: 210,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,648.54 : 362,622.49 = 140,494.20 : x
  2. Step 2: Convert to fraction form
    241,648.54/362,622.49 = 140,494.20/x
  3. Step 3: Cross multiply
    241,648.54x = 362,622.49 × 140,494.20
  4. Step 4: Simplify right side
    241,648.54x = 50,946,354,821.45
  5. Step 5: Solve for x
    x = 50,946,354,821.45/241,648.54
  6. Step 6: Final answer
    x = 210,828.32

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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.