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Finding the Fourth Proportional to 603,112.88, 832,310.22 and 327,482.34

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Solution

The fourth proportional to 603,112.88, 832,310.22 and 327,482.34 is: 451,933.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,112.88 : 832,310.22 = 327,482.34 : x
  2. Step 2: Convert to fraction form
    603,112.88/832,310.22 = 327,482.34/x
  3. Step 3: Cross multiply
    603,112.88x = 832,310.22 × 327,482.34
  4. Step 4: Simplify right side
    603,112.88x = 272,566,898,451.52
  5. Step 5: Solve for x
    x = 272,566,898,451.52/603,112.88
  6. Step 6: Final answer
    x = 451,933.47

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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.