Home / 330,036.48-494,975.46-152,372.82

Finding the Fourth Proportional to 330,036.48, 494,975.46 and 152,372.82

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Solution

The fourth proportional to 330,036.48, 494,975.46 and 152,372.82 is: 228,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,036.48 : 494,975.46 = 152,372.82 : x
  2. Step 2: Convert to fraction form
    330,036.48/494,975.46 = 152,372.82/x
  3. Step 3: Cross multiply
    330,036.48x = 494,975.46 × 152,372.82
  4. Step 4: Simplify right side
    330,036.48x = 75,420,806,671.00
  5. Step 5: Solve for x
    x = 75,420,806,671.00/330,036.48
  6. Step 6: Final answer
    x = 228,522.64

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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.