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Finding the Fourth Proportional to 454,908.66, 682,954.29 and 349,801.44

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Solution

The fourth proportional to 454,908.66, 682,954.29 and 349,801.44 is: 525,156.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,908.66 : 682,954.29 = 349,801.44 : x
  2. Step 2: Convert to fraction form
    454,908.66/682,954.29 = 349,801.44/x
  3. Step 3: Cross multiply
    454,908.66x = 682,954.29 × 349,801.44
  4. Step 4: Simplify right side
    454,908.66x = 238,898,394,096.18
  5. Step 5: Solve for x
    x = 238,898,394,096.18/454,908.66
  6. Step 6: Final answer
    x = 525,156.84

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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.