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Finding the Fourth Proportional to 603,268.01, 832,519.87 and 331,361.04

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Solution

The fourth proportional to 603,268.01, 832,519.87 and 331,361.04 is: 457,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,268.01 : 832,519.87 = 331,361.04 : x
  2. Step 2: Convert to fraction form
    603,268.01/832,519.87 = 331,361.04/x
  3. Step 3: Cross multiply
    603,268.01x = 832,519.87 × 331,361.04
  4. Step 4: Simplify right side
    603,268.01x = 275,864,649,943.87
  5. Step 5: Solve for x
    x = 275,864,649,943.87/603,268.01
  6. Step 6: Final answer
    x = 457,283.74

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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.