Home / 330,168.40-494,924.55-152,365.30

Finding the Fourth Proportional to 330,168.40, 494,924.55 and 152,365.30

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Solution

The fourth proportional to 330,168.40, 494,924.55 and 152,365.30 is: 228,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,168.40 : 494,924.55 = 152,365.30 : x
  2. Step 2: Convert to fraction form
    330,168.40/494,924.55 = 152,365.30/x
  3. Step 3: Cross multiply
    330,168.40x = 494,924.55 × 152,365.30
  4. Step 4: Simplify right side
    330,168.40x = 75,409,327,538.12
  5. Step 5: Solve for x
    x = 75,409,327,538.12/330,168.40
  6. Step 6: Final answer
    x = 228,396.56

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1.5x scale

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.