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Finding the Fourth Proportional to 599,671.32, 827,466.50 and 385,102.06

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Solution

The fourth proportional to 599,671.32, 827,466.50 and 385,102.06 is: 531,389.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,671.32 : 827,466.50 = 385,102.06 : x
  2. Step 2: Convert to fraction form
    599,671.32/827,466.50 = 385,102.06/x
  3. Step 3: Cross multiply
    599,671.32x = 827,466.50 × 385,102.06
  4. Step 4: Simplify right side
    599,671.32x = 318,659,053,730.99
  5. Step 5: Solve for x
    x = 318,659,053,730.99/599,671.32
  6. Step 6: Final answer
    x = 531,389.52

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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.