Home / 501,129.18-752,087.43-276,644.57

Finding the Fourth Proportional to 501,129.18, 752,087.43 and 276,644.57

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Solution

The fourth proportional to 501,129.18, 752,087.43 and 276,644.57 is: 415,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,129.18 : 752,087.43 = 276,644.57 : x
  2. Step 2: Convert to fraction form
    501,129.18/752,087.43 = 276,644.57/x
  3. Step 3: Cross multiply
    501,129.18x = 752,087.43 × 276,644.57
  4. Step 4: Simplify right side
    501,129.18x = 208,060,899,914.32
  5. Step 5: Solve for x
    x = 208,060,899,914.32/501,129.18
  6. Step 6: Final answer
    x = 415,184.16

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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.