Home / 603,370.28-832,654.49-331,429.19

Finding the Fourth Proportional to 603,370.28, 832,654.49 and 331,429.19

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Solution

The fourth proportional to 603,370.28, 832,654.49 and 331,429.19 is: 457,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,370.28 : 832,654.49 = 331,429.19 : x
  2. Step 2: Convert to fraction form
    603,370.28/832,654.49 = 331,429.19/x
  3. Step 3: Cross multiply
    603,370.28x = 832,654.49 × 331,429.19
  4. Step 4: Simplify right side
    603,370.28x = 275,965,997,350.15
  5. Step 5: Solve for x
    x = 275,965,997,350.15/603,370.28
  6. Step 6: Final answer
    x = 457,374.20

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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.