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Finding the Fourth Proportional to 337,331.92, 505,832.64 and 112,615.24

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Solution

The fourth proportional to 337,331.92, 505,832.64 and 112,615.24 is: 168,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,331.92 : 505,832.64 = 112,615.24 : x
  2. Step 2: Convert to fraction form
    337,331.92/505,832.64 = 112,615.24/x
  3. Step 3: Cross multiply
    337,331.92x = 505,832.64 × 112,615.24
  4. Step 4: Simplify right side
    337,331.92x = 56,964,464,153.43
  5. Step 5: Solve for x
    x = 56,964,464,153.43/337,331.92
  6. Step 6: Final answer
    x = 168,867.70

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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.