Home / 802,583.24-1,107,564.53-439,999.31

Finding the Fourth Proportional to 802,583.24, 1,107,564.53 and 439,999.31

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Solution

The fourth proportional to 802,583.24, 1,107,564.53 and 439,999.31 is: 607,198.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,583.24 : 1,107,564.53 = 439,999.31 : x
  2. Step 2: Convert to fraction form
    802,583.24/1,107,564.53 = 439,999.31/x
  3. Step 3: Cross multiply
    802,583.24x = 1,107,564.53 × 439,999.31
  4. Step 4: Simplify right side
    802,583.24x = 487,327,629,549.39
  5. Step 5: Solve for x
    x = 487,327,629,549.39/802,583.24
  6. Step 6: Final answer
    x = 607,198.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.