Home / 330,495.12-456,064.56-179,591.04

Finding the Fourth Proportional to 330,495.12, 456,064.56 and 179,591.04

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Solution

The fourth proportional to 330,495.12, 456,064.56 and 179,591.04 is: 247,825.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,495.12 : 456,064.56 = 179,591.04 : x
  2. Step 2: Convert to fraction form
    330,495.12/456,064.56 = 179,591.04/x
  3. Step 3: Cross multiply
    330,495.12x = 456,064.56 × 179,591.04
  4. Step 4: Simplify right side
    330,495.12x = 81,905,108,637.54
  5. Step 5: Solve for x
    x = 81,905,108,637.54/330,495.12
  6. Step 6: Final answer
    x = 247,825.47

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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.