Home / 804,201.21-1,206,039.38-354,903.93

Finding the Fourth Proportional to 804,201.21, 1,206,039.38 and 354,903.93

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Solution

The fourth proportional to 804,201.21, 1,206,039.38 and 354,903.93 is: 532,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,201.21 : 1,206,039.38 = 354,903.93 : x
  2. Step 2: Convert to fraction form
    804,201.21/1,206,039.38 = 354,903.93/x
  3. Step 3: Cross multiply
    804,201.21x = 1,206,039.38 × 354,903.93
  4. Step 4: Simplify right side
    804,201.21x = 428,028,113,922.24
  5. Step 5: Solve for x
    x = 428,028,113,922.24/804,201.21
  6. Step 6: Final answer
    x = 532,240.08

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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.