Home / 851,561.46-1,277,588.73-252,537.03

Finding the Fourth Proportional to 851,561.46, 1,277,588.73 and 252,537.03

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Solution

The fourth proportional to 851,561.46, 1,277,588.73 and 252,537.03 is: 378,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,561.46 : 1,277,588.73 = 252,537.03 : x
  2. Step 2: Convert to fraction form
    851,561.46/1,277,588.73 = 252,537.03/x
  3. Step 3: Cross multiply
    851,561.46x = 1,277,588.73 × 252,537.03
  4. Step 4: Simplify right side
    851,561.46x = 322,638,463,435.67
  5. Step 5: Solve for x
    x = 322,638,463,435.67/851,561.46
  6. Step 6: Final answer
    x = 378,878.66

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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.