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Finding the Fourth Proportional to 337,073.93, 505,612.85 and 112,433.79

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Solution

The fourth proportional to 337,073.93, 505,612.85 and 112,433.79 is: 168,651.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,073.93 : 505,612.85 = 112,433.79 : x
  2. Step 2: Convert to fraction form
    337,073.93/505,612.85 = 112,433.79/x
  3. Step 3: Cross multiply
    337,073.93x = 505,612.85 × 112,433.79
  4. Step 4: Simplify right side
    337,073.93x = 56,847,968,998.20
  5. Step 5: Solve for x
    x = 56,847,968,998.20/337,073.93
  6. Step 6: Final answer
    x = 168,651.34

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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.