Home / 864,003.33-1,295,039.30-323,739.83

Finding the Fourth Proportional to 864,003.33, 1,295,039.30 and 323,739.83

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Solution

The fourth proportional to 864,003.33, 1,295,039.30 and 323,739.83 is: 485,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,003.33 : 1,295,039.30 = 323,739.83 : x
  2. Step 2: Convert to fraction form
    864,003.33/1,295,039.30 = 323,739.83/x
  3. Step 3: Cross multiply
    864,003.33x = 1,295,039.30 × 323,739.83
  4. Step 4: Simplify right side
    864,003.33x = 419,255,804,444.22
  5. Step 5: Solve for x
    x = 419,255,804,444.22/864,003.33
  6. Step 6: Final answer
    x = 485,247.90

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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.