Home / 330,395.14-455,948.49-179,493.22

Finding the Fourth Proportional to 330,395.14, 455,948.49 and 179,493.22

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Solution

The fourth proportional to 330,395.14, 455,948.49 and 179,493.22 is: 247,702.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,395.14 : 455,948.49 = 179,493.22 : x
  2. Step 2: Convert to fraction form
    330,395.14/455,948.49 = 179,493.22/x
  3. Step 3: Cross multiply
    330,395.14x = 455,948.49 × 179,493.22
  4. Step 4: Simplify right side
    330,395.14x = 81,839,662,624.24
  5. Step 5: Solve for x
    x = 81,839,662,624.24/330,395.14
  6. Step 6: Final answer
    x = 247,702.38

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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.