Home / 330,977.88-496,777.80-173,319.48

Finding the Fourth Proportional to 330,977.88, 496,777.80 and 173,319.48

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Solution

The fourth proportional to 330,977.88, 496,777.80 and 173,319.48 is: 260,142.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,977.88 : 496,777.80 = 173,319.48 : x
  2. Step 2: Convert to fraction form
    330,977.88/496,777.80 = 173,319.48/x
  3. Step 3: Cross multiply
    330,977.88x = 496,777.80 × 173,319.48
  4. Step 4: Simplify right side
    330,977.88x = 86,101,269,971.54
  5. Step 5: Solve for x
    x = 86,101,269,971.54/330,977.88
  6. Step 6: Final answer
    x = 260,142.07

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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.