Home / 454,834.80-682,252.20-155,288.70

Finding the Fourth Proportional to 454,834.80, 682,252.20 and 155,288.70

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Solution

The fourth proportional to 454,834.80, 682,252.20 and 155,288.70 is: 232,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,834.80 : 682,252.20 = 155,288.70 : x
  2. Step 2: Convert to fraction form
    454,834.80/682,252.20 = 155,288.70/x
  3. Step 3: Cross multiply
    454,834.80x = 682,252.20 × 155,288.70
  4. Step 4: Simplify right side
    454,834.80x = 105,946,057,210.14
  5. Step 5: Solve for x
    x = 105,946,057,210.14/454,834.80
  6. Step 6: Final answer
    x = 232,933.05

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Similar ratio
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1.5x scale

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.