Home / 330,470.28-456,052.56-179,567.28

Finding the Fourth Proportional to 330,470.28, 456,052.56 and 179,567.28

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Solution

The fourth proportional to 330,470.28, 456,052.56 and 179,567.28 is: 247,804.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,470.28 : 456,052.56 = 179,567.28 : x
  2. Step 2: Convert to fraction form
    330,470.28/456,052.56 = 179,567.28/x
  3. Step 3: Cross multiply
    330,470.28x = 456,052.56 × 179,567.28
  4. Step 4: Simplify right side
    330,470.28x = 81,892,117,736.24
  5. Step 5: Solve for x
    x = 81,892,117,736.24/330,470.28
  6. Step 6: Final answer
    x = 247,804.79

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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.