Home / 330,276.29-455,778.71-179,373.29

Finding the Fourth Proportional to 330,276.29, 455,778.71 and 179,373.29

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Solution

The fourth proportional to 330,276.29, 455,778.71 and 179,373.29 is: 247,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,276.29 : 455,778.71 = 179,373.29 : x
  2. Step 2: Convert to fraction form
    330,276.29/455,778.71 = 179,373.29/x
  3. Step 3: Cross multiply
    330,276.29x = 455,778.71 × 179,373.29
  4. Step 4: Simplify right side
    330,276.29x = 81,754,523,548.90
  5. Step 5: Solve for x
    x = 81,754,523,548.90/330,276.29
  6. Step 6: Final answer
    x = 247,533.74

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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.