Home / 329,785.12-494,620.32-152,277.04

Finding the Fourth Proportional to 329,785.12, 494,620.32 and 152,277.04

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Solution

The fourth proportional to 329,785.12, 494,620.32 and 152,277.04 is: 228,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,785.12 : 494,620.32 = 152,277.04 : x
  2. Step 2: Convert to fraction form
    329,785.12/494,620.32 = 152,277.04/x
  3. Step 3: Cross multiply
    329,785.12x = 494,620.32 × 152,277.04
  4. Step 4: Simplify right side
    329,785.12x = 75,319,318,253.45
  5. Step 5: Solve for x
    x = 75,319,318,253.45/329,785.12
  6. Step 6: Final answer
    x = 228,389.07

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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.