Home / 599,629.98-899,346.44-215,299.28

Finding the Fourth Proportional to 599,629.98, 899,346.44 and 215,299.28

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Solution

The fourth proportional to 599,629.98, 899,346.44 and 215,299.28 is: 322,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,629.98 : 899,346.44 = 215,299.28 : x
  2. Step 2: Convert to fraction form
    599,629.98/899,346.44 = 215,299.28/x
  3. Step 3: Cross multiply
    599,629.98x = 899,346.44 × 215,299.28
  4. Step 4: Simplify right side
    599,629.98x = 193,628,641,002.56
  5. Step 5: Solve for x
    x = 193,628,641,002.56/599,629.98
  6. Step 6: Final answer
    x = 322,913.54

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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.