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Finding the Fourth Proportional to 449,235.45, 673,855.38 and 182,998.53

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Solution

The fourth proportional to 449,235.45, 673,855.38 and 182,998.53 is: 274,498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,235.45 : 673,855.38 = 182,998.53 : x
  2. Step 2: Convert to fraction form
    449,235.45/673,855.38 = 182,998.53/x
  3. Step 3: Cross multiply
    449,235.45x = 673,855.38 × 182,998.53
  4. Step 4: Simplify right side
    449,235.45x = 123,314,543,972.59
  5. Step 5: Solve for x
    x = 123,314,543,972.59/449,235.45
  6. Step 6: Final answer
    x = 274,498.69

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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.