Home / 358,763.32-494,908.14-231,236.92

Finding the Fourth Proportional to 358,763.32, 494,908.14 and 231,236.92

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Solution

The fourth proportional to 358,763.32, 494,908.14 and 231,236.92 is: 318,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,763.32 : 494,908.14 = 231,236.92 : x
  2. Step 2: Convert to fraction form
    358,763.32/494,908.14 = 231,236.92/x
  3. Step 3: Cross multiply
    358,763.32x = 494,908.14 × 231,236.92
  4. Step 4: Simplify right side
    358,763.32x = 114,441,033,976.53
  5. Step 5: Solve for x
    x = 114,441,033,976.53/358,763.32
  6. Step 6: Final answer
    x = 318,987.55

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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.