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Finding the Fourth Proportional to 337,219.66, 505,863.12 and 97,339.38

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Solution

The fourth proportional to 337,219.66, 505,863.12 and 97,339.38 is: 146,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,219.66 : 505,863.12 = 97,339.38 : x
  2. Step 2: Convert to fraction form
    337,219.66/505,863.12 = 97,339.38/x
  3. Step 3: Cross multiply
    337,219.66x = 505,863.12 × 97,339.38
  4. Step 4: Simplify right side
    337,219.66x = 49,240,404,490.55
  5. Step 5: Solve for x
    x = 49,240,404,490.55/337,219.66
  6. Step 6: Final answer
    x = 146,018.78

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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.