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Finding the Fourth Proportional to 603,466.44, 832,780.20 and 331,528.44

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Solution

The fourth proportional to 603,466.44, 832,780.20 and 331,528.44 is: 457,507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,466.44 : 832,780.20 = 331,528.44 : x
  2. Step 2: Convert to fraction form
    603,466.44/832,780.20 = 331,528.44/x
  3. Step 3: Cross multiply
    603,466.44x = 832,780.20 × 331,528.44
  4. Step 4: Simplify right side
    603,466.44x = 276,090,320,568.89
  5. Step 5: Solve for x
    x = 276,090,320,568.89/603,466.44
  6. Step 6: Final answer
    x = 457,507.33

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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.