Home / 330,954.20-496,319.88-106,259.48

Finding the Fourth Proportional to 330,954.20, 496,319.88 and 106,259.48

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Solution

The fourth proportional to 330,954.20, 496,319.88 and 106,259.48 is: 159,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,954.20 : 496,319.88 = 106,259.48 : x
  2. Step 2: Convert to fraction form
    330,954.20/496,319.88 = 106,259.48/x
  3. Step 3: Cross multiply
    330,954.20x = 496,319.88 × 106,259.48
  4. Step 4: Simplify right side
    330,954.20x = 52,738,692,362.46
  5. Step 5: Solve for x
    x = 52,738,692,362.46/330,954.20
  6. Step 6: Final answer
    x = 159,353.45

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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.