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Finding the Fourth Proportional to 604,490.56, 834,180.24 and 328,839.24

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Solution

The fourth proportional to 604,490.56, 834,180.24 and 328,839.24 is: 453,789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,490.56 : 834,180.24 = 328,839.24 : x
  2. Step 2: Convert to fraction form
    604,490.56/834,180.24 = 328,839.24/x
  3. Step 3: Cross multiply
    604,490.56x = 834,180.24 × 328,839.24
  4. Step 4: Simplify right side
    604,490.56x = 274,311,196,144.62
  5. Step 5: Solve for x
    x = 274,311,196,144.62/604,490.56
  6. Step 6: Final answer
    x = 453,789.05

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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.