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Finding the Fourth Proportional to 268,502.26, 370,520.44 and 147,648.64

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Solution

The fourth proportional to 268,502.26, 370,520.44 and 147,648.64 is: 203,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,502.26 : 370,520.44 = 147,648.64 : x
  2. Step 2: Convert to fraction form
    268,502.26/370,520.44 = 147,648.64/x
  3. Step 3: Cross multiply
    268,502.26x = 370,520.44 × 147,648.64
  4. Step 4: Simplify right side
    268,502.26x = 54,706,839,058.20
  5. Step 5: Solve for x
    x = 54,706,839,058.20/268,502.26
  6. Step 6: Final answer
    x = 203,748.15

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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.