Home / 330,054.56-455,472.16-179,151.36

Finding the Fourth Proportional to 330,054.56, 455,472.16 and 179,151.36

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Solution

The fourth proportional to 330,054.56, 455,472.16 and 179,151.36 is: 247,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,054.56 : 455,472.16 = 179,151.36 : x
  2. Step 2: Convert to fraction form
    330,054.56/455,472.16 = 179,151.36/x
  3. Step 3: Cross multiply
    330,054.56x = 455,472.16 × 179,151.36
  4. Step 4: Simplify right side
    330,054.56x = 81,598,456,906.14
  5. Step 5: Solve for x
    x = 81,598,456,906.14/330,054.56
  6. Step 6: Final answer
    x = 247,227.18

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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.