Home / 330,195.88-455,666.34-179,293.96

Finding the Fourth Proportional to 330,195.88, 455,666.34 and 179,293.96

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Solution

The fourth proportional to 330,195.88, 455,666.34 and 179,293.96 is: 247,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,195.88 : 455,666.34 = 179,293.96 : x
  2. Step 2: Convert to fraction form
    330,195.88/455,666.34 = 179,293.96/x
  3. Step 3: Cross multiply
    330,195.88x = 455,666.34 × 179,293.96
  4. Step 4: Simplify right side
    330,195.88x = 81,698,222,537.31
  5. Step 5: Solve for x
    x = 81,698,222,537.31/330,195.88
  6. Step 6: Final answer
    x = 247,423.51

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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.