Home / 482,183.28-723,041.10-145,161.09

Finding the Fourth Proportional to 482,183.28, 723,041.10 and 145,161.09

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Solution

The fourth proportional to 482,183.28, 723,041.10 and 145,161.09 is: 217,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,183.28 : 723,041.10 = 145,161.09 : x
  2. Step 2: Convert to fraction form
    482,183.28/723,041.10 = 145,161.09/x
  3. Step 3: Cross multiply
    482,183.28x = 723,041.10 × 145,161.09
  4. Step 4: Simplify right side
    482,183.28x = 104,957,434,190.80
  5. Step 5: Solve for x
    x = 104,957,434,190.80/482,183.28
  6. Step 6: Final answer
    x = 217,671.24

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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.