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Finding the Fourth Proportional to 602,993.39, 832,093.58 and 331,059.75

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Solution

The fourth proportional to 602,993.39, 832,093.58 and 331,059.75 is: 456,841.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,993.39 : 832,093.58 = 331,059.75 : x
  2. Step 2: Convert to fraction form
    602,993.39/832,093.58 = 331,059.75/x
  3. Step 3: Cross multiply
    602,993.39x = 832,093.58 × 331,059.75
  4. Step 4: Simplify right side
    602,993.39x = 275,472,693,399.05
  5. Step 5: Solve for x
    x = 275,472,693,399.05/602,993.39
  6. Step 6: Final answer
    x = 456,841.98

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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.