Home / 394,315.38-544,336.83-230,949.18

Finding the Fourth Proportional to 394,315.38, 544,336.83 and 230,949.18

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Solution

The fourth proportional to 394,315.38, 544,336.83 and 230,949.18 is: 318,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,315.38 : 544,336.83 = 230,949.18 : x
  2. Step 2: Convert to fraction form
    394,315.38/544,336.83 = 230,949.18/x
  3. Step 3: Cross multiply
    394,315.38x = 544,336.83 × 230,949.18
  4. Step 4: Simplify right side
    394,315.38x = 125,714,144,532.30
  5. Step 5: Solve for x
    x = 125,714,144,532.30/394,315.38
  6. Step 6: Final answer
    x = 318,816.23

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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.