Home / 338,629.42-508,006.32-276,005.08

Finding the Fourth Proportional to 338,629.42, 508,006.32 and 276,005.08

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Solution

The fourth proportional to 338,629.42, 508,006.32 and 276,005.08 is: 414,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,629.42 : 508,006.32 = 276,005.08 : x
  2. Step 2: Convert to fraction form
    338,629.42/508,006.32 = 276,005.08/x
  3. Step 3: Cross multiply
    338,629.42x = 508,006.32 × 276,005.08
  4. Step 4: Simplify right side
    338,629.42x = 140,212,324,992.11
  5. Step 5: Solve for x
    x = 140,212,324,992.11/338,629.42
  6. Step 6: Final answer
    x = 414,058.31

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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.