Home / 399,096.18-598,753.62-199,175.22

Finding the Fourth Proportional to 399,096.18, 598,753.62 and 199,175.22

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Solution

The fourth proportional to 399,096.18, 598,753.62 and 199,175.22 is: 298,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,096.18 : 598,753.62 = 199,175.22 : x
  2. Step 2: Convert to fraction form
    399,096.18/598,753.62 = 199,175.22/x
  3. Step 3: Cross multiply
    399,096.18x = 598,753.62 × 199,175.22
  4. Step 4: Simplify right side
    399,096.18x = 119,256,883,989.30
  5. Step 5: Solve for x
    x = 119,256,883,989.30/399,096.18
  6. Step 6: Final answer
    x = 298,817.40

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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.