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Finding the Fourth Proportional to 454,906.16, 682,950.54 and 349,798.94

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Solution

The fourth proportional to 454,906.16, 682,950.54 and 349,798.94 is: 525,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,906.16 : 682,950.54 = 349,798.94 : x
  2. Step 2: Convert to fraction form
    454,906.16/682,950.54 = 349,798.94/x
  3. Step 3: Cross multiply
    454,906.16x = 682,950.54 × 349,798.94
  4. Step 4: Simplify right side
    454,906.16x = 238,895,374,964.43
  5. Step 5: Solve for x
    x = 238,895,374,964.43/454,906.16
  6. Step 6: Final answer
    x = 525,153.09

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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.