Home / 804,043.35-1,205,809.27-264,175.20

Finding the Fourth Proportional to 804,043.35, 1,205,809.27 and 264,175.20

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Solution

The fourth proportional to 804,043.35, 1,205,809.27 and 264,175.20 is: 396,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,043.35 : 1,205,809.27 = 264,175.20 : x
  2. Step 2: Convert to fraction form
    804,043.35/1,205,809.27 = 264,175.20/x
  3. Step 3: Cross multiply
    804,043.35x = 1,205,809.27 × 264,175.20
  4. Step 4: Simplify right side
    804,043.35x = 318,544,899,035.06
  5. Step 5: Solve for x
    x = 318,544,899,035.06/804,043.35
  6. Step 6: Final answer
    x = 396,178.76

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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.