Home / 603,151.64-831,646.06-449,923.83

Finding the Fourth Proportional to 603,151.64, 831,646.06 and 449,923.83

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Solution

The fourth proportional to 603,151.64, 831,646.06 and 449,923.83 is: 620,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,151.64 : 831,646.06 = 449,923.83 : x
  2. Step 2: Convert to fraction form
    603,151.64/831,646.06 = 449,923.83/x
  3. Step 3: Cross multiply
    603,151.64x = 831,646.06 × 449,923.83
  4. Step 4: Simplify right side
    603,151.64x = 374,177,380,519.61
  5. Step 5: Solve for x
    x = 374,177,380,519.61/603,151.64
  6. Step 6: Final answer
    x = 620,370.33

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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.