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Finding the Fourth Proportional to 454,904.16, 682,947.54 and 349,796.94

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Solution

The fourth proportional to 454,904.16, 682,947.54 and 349,796.94 is: 525,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,904.16 : 682,947.54 = 349,796.94 : x
  2. Step 2: Convert to fraction form
    454,904.16/682,947.54 = 349,796.94/x
  3. Step 3: Cross multiply
    454,904.16x = 682,947.54 × 349,796.94
  4. Step 4: Simplify right side
    454,904.16x = 238,892,959,672.53
  5. Step 5: Solve for x
    x = 238,892,959,672.53/454,904.16
  6. Step 6: Final answer
    x = 525,150.09

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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.