Home / 330,028.48-455,427.12-179,122.24

Finding the Fourth Proportional to 330,028.48, 455,427.12 and 179,122.24

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Solution

The fourth proportional to 330,028.48, 455,427.12 and 179,122.24 is: 247,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,028.48 : 455,427.12 = 179,122.24 : x
  2. Step 2: Convert to fraction form
    330,028.48/455,427.12 = 179,122.24/x
  3. Step 3: Cross multiply
    330,028.48x = 455,427.12 × 179,122.24
  4. Step 4: Simplify right side
    330,028.48x = 81,577,125,891.15
  5. Step 5: Solve for x
    x = 81,577,125,891.15/330,028.48
  6. Step 6: Final answer
    x = 247,182.08

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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.