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Finding the Fourth Proportional to 603,335.69, 832,606.70 and 331,394.54

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Solution

The fourth proportional to 603,335.69, 832,606.70 and 331,394.54 is: 457,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,335.69 : 832,606.70 = 331,394.54 : x
  2. Step 2: Convert to fraction form
    603,335.69/832,606.70 = 331,394.54/x
  3. Step 3: Cross multiply
    603,335.69x = 832,606.70 × 331,394.54
  4. Step 4: Simplify right side
    603,335.69x = 275,921,313,210.82
  5. Step 5: Solve for x
    x = 275,921,313,210.82/603,335.69
  6. Step 6: Final answer
    x = 457,326.36

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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.