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Finding the Fourth Proportional to 337,129.93, 505,525.60 and 112,410.82

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Solution

The fourth proportional to 337,129.93, 505,525.60 and 112,410.82 is: 168,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,129.93 : 505,525.60 = 112,410.82 : x
  2. Step 2: Convert to fraction form
    337,129.93/505,525.60 = 112,410.82/x
  3. Step 3: Cross multiply
    337,129.93x = 505,525.60 × 112,410.82
  4. Step 4: Simplify right side
    337,129.93x = 56,826,547,226.99
  5. Step 5: Solve for x
    x = 56,826,547,226.99/337,129.93
  6. Step 6: Final answer
    x = 168,559.78

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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.