Home / 966,512.98-1,449,213.81-398,286.28

Finding the Fourth Proportional to 966,512.98, 1,449,213.81 and 398,286.28

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Solution

The fourth proportional to 966,512.98, 1,449,213.81 and 398,286.28 is: 597,200.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,512.98 : 1,449,213.81 = 398,286.28 : x
  2. Step 2: Convert to fraction form
    966,512.98/1,449,213.81 = 398,286.28/x
  3. Step 3: Cross multiply
    966,512.98x = 1,449,213.81 × 398,286.28
  4. Step 4: Simplify right side
    966,512.98x = 577,201,977,309.53
  5. Step 5: Solve for x
    x = 577,201,977,309.53/966,512.98
  6. Step 6: Final answer
    x = 597,200.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.