Home / 330,023.62-494,956.12-152,359.98

Finding the Fourth Proportional to 330,023.62, 494,956.12 and 152,359.98

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Solution

The fourth proportional to 330,023.62, 494,956.12 and 152,359.98 is: 228,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,023.62 : 494,956.12 = 152,359.98 : x
  2. Step 2: Convert to fraction form
    330,023.62/494,956.12 = 152,359.98/x
  3. Step 3: Cross multiply
    330,023.62x = 494,956.12 × 152,359.98
  4. Step 4: Simplify right side
    330,023.62x = 75,411,504,544.08
  5. Step 5: Solve for x
    x = 75,411,504,544.08/330,023.62
  6. Step 6: Final answer
    x = 228,503.36

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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.