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Finding the Fourth Proportional to 454,807.80, 682,211.70 and 244,855.80

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Solution

The fourth proportional to 454,807.80, 682,211.70 and 244,855.80 is: 367,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,807.80 : 682,211.70 = 244,855.80 : x
  2. Step 2: Convert to fraction form
    454,807.80/682,211.70 = 244,855.80/x
  3. Step 3: Cross multiply
    454,807.80x = 682,211.70 × 244,855.80
  4. Step 4: Simplify right side
    454,807.80x = 167,043,491,572.86
  5. Step 5: Solve for x
    x = 167,043,491,572.86/454,807.80
  6. Step 6: Final answer
    x = 367,283.70

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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.