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Finding the Fourth Proportional to 599,672.06, 827,467.46 and 385,102.76

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Solution

The fourth proportional to 599,672.06, 827,467.46 and 385,102.76 is: 531,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,672.06 : 827,467.46 = 385,102.76 : x
  2. Step 2: Convert to fraction form
    599,672.06/827,467.46 = 385,102.76/x
  3. Step 3: Cross multiply
    599,672.06x = 827,467.46 × 385,102.76
  4. Step 4: Simplify right side
    599,672.06x = 318,660,002,656.19
  5. Step 5: Solve for x
    x = 318,660,002,656.19/599,672.06
  6. Step 6: Final answer
    x = 531,390.44

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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.