Home / 804,179.89-1,206,308.63-264,424.22

Finding the Fourth Proportional to 804,179.89, 1,206,308.63 and 264,424.22

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Solution

The fourth proportional to 804,179.89, 1,206,308.63 and 264,424.22 is: 396,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,179.89 : 1,206,308.63 = 264,424.22 : x
  2. Step 2: Convert to fraction form
    804,179.89/1,206,308.63 = 264,424.22/x
  3. Step 3: Cross multiply
    804,179.89x = 1,206,308.63 × 264,424.22
  4. Step 4: Simplify right side
    804,179.89x = 318,977,219,982.02
  5. Step 5: Solve for x
    x = 318,977,219,982.02/804,179.89
  6. Step 6: Final answer
    x = 396,649.09

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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.