Home / 802,581.24-1,107,561.85-439,997.32

Finding the Fourth Proportional to 802,581.24, 1,107,561.85 and 439,997.32

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Solution

The fourth proportional to 802,581.24, 1,107,561.85 and 439,997.32 is: 607,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,581.24 : 1,107,561.85 = 439,997.32 : x
  2. Step 2: Convert to fraction form
    802,581.24/1,107,561.85 = 439,997.32/x
  3. Step 3: Cross multiply
    802,581.24x = 1,107,561.85 × 439,997.32
  4. Step 4: Simplify right side
    802,581.24x = 487,324,245,734.24
  5. Step 5: Solve for x
    x = 487,324,245,734.24/802,581.24
  6. Step 6: Final answer
    x = 607,196.16

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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.