Home / 331,475.08-457,414.07-195,477.85

Finding the Fourth Proportional to 331,475.08, 457,414.07 and 195,477.85

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Solution

The fourth proportional to 331,475.08, 457,414.07 and 195,477.85 is: 269,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,475.08 : 457,414.07 = 195,477.85 : x
  2. Step 2: Convert to fraction form
    331,475.08/457,414.07 = 195,477.85/x
  3. Step 3: Cross multiply
    331,475.08x = 457,414.07 × 195,477.85
  4. Step 4: Simplify right side
    331,475.08x = 89,414,318,963.35
  5. Step 5: Solve for x
    x = 89,414,318,963.35/331,475.08
  6. Step 6: Final answer
    x = 269,746.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.