Home / 329,848.20-494,116.20-306,228.60

Finding the Fourth Proportional to 329,848.20, 494,116.20 and 306,228.60

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Solution

The fourth proportional to 329,848.20, 494,116.20 and 306,228.60 is: 458,733.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,848.20 : 494,116.20 = 306,228.60 : x
  2. Step 2: Convert to fraction form
    329,848.20/494,116.20 = 306,228.60/x
  3. Step 3: Cross multiply
    329,848.20x = 494,116.20 × 306,228.60
  4. Step 4: Simplify right side
    329,848.20x = 151,312,512,163.32
  5. Step 5: Solve for x
    x = 151,312,512,163.32/329,848.20
  6. Step 6: Final answer
    x = 458,733.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.