Home / 1,003,072.70-1,504,609.05-603,507.80

Finding the Fourth Proportional to 1,003,072.70, 1,504,609.05 and 603,507.80

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Solution

The fourth proportional to 1,003,072.70, 1,504,609.05 and 603,507.80 is: 905,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,072.70 : 1,504,609.05 = 603,507.80 : x
  2. Step 2: Convert to fraction form
    1,003,072.70/1,504,609.05 = 603,507.80/x
  3. Step 3: Cross multiply
    1,003,072.70x = 1,504,609.05 × 603,507.80
  4. Step 4: Simplify right side
    1,003,072.70x = 908,043,297,625.59
  5. Step 5: Solve for x
    x = 908,043,297,625.59/1,003,072.70
  6. Step 6: Final answer
    x = 905,261.70

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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.