Home / 330,531.24-456,134.02-179,628.84

Finding the Fourth Proportional to 330,531.24, 456,134.02 and 179,628.84

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Solution

The fourth proportional to 330,531.24, 456,134.02 and 179,628.84 is: 247,888.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,531.24 : 456,134.02 = 179,628.84 : x
  2. Step 2: Convert to fraction form
    330,531.24/456,134.02 = 179,628.84/x
  3. Step 3: Cross multiply
    330,531.24x = 456,134.02 × 179,628.84
  4. Step 4: Simplify right side
    330,531.24x = 81,934,824,897.14
  5. Step 5: Solve for x
    x = 81,934,824,897.14/330,531.24
  6. Step 6: Final answer
    x = 247,888.29

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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.