Home / 326,961.99-451,427.73-292,399.48

Finding the Fourth Proportional to 326,961.99, 451,427.73 and 292,399.48

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Solution

The fourth proportional to 326,961.99, 451,427.73 and 292,399.48 is: 403,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,961.99 : 451,427.73 = 292,399.48 : x
  2. Step 2: Convert to fraction form
    326,961.99/451,427.73 = 292,399.48/x
  3. Step 3: Cross multiply
    326,961.99x = 451,427.73 × 292,399.48
  4. Step 4: Simplify right side
    326,961.99x = 131,997,232,977.37
  5. Step 5: Solve for x
    x = 131,997,232,977.37/326,961.99
  6. Step 6: Final answer
    x = 403,708.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.