Home / 567,004.40-851,162.70-327,309.20

Finding the Fourth Proportional to 567,004.40, 851,162.70 and 327,309.20

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Solution

The fourth proportional to 567,004.40, 851,162.70 and 327,309.20 is: 491,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,004.40 : 851,162.70 = 327,309.20 : x
  2. Step 2: Convert to fraction form
    567,004.40/851,162.70 = 327,309.20/x
  3. Step 3: Cross multiply
    567,004.40x = 851,162.70 × 327,309.20
  4. Step 4: Simplify right side
    567,004.40x = 278,593,382,406.84
  5. Step 5: Solve for x
    x = 278,593,382,406.84/567,004.40
  6. Step 6: Final answer
    x = 491,342.54

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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.