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Finding the Fourth Proportional to 603,135.59, 832,336.67 and 327,493.28

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Solution

The fourth proportional to 603,135.59, 832,336.67 and 327,493.28 is: 451,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,135.59 : 832,336.67 = 327,493.28 : x
  2. Step 2: Convert to fraction form
    603,135.59/832,336.67 = 327,493.28/x
  3. Step 3: Cross multiply
    603,135.59x = 832,336.67 × 327,493.28
  4. Step 4: Simplify right side
    603,135.59x = 272,584,666,565.95
  5. Step 5: Solve for x
    x = 272,584,666,565.95/603,135.59
  6. Step 6: Final answer
    x = 451,945.92

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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.