Home / 804,977.85-1,207,508.13-205,944.18

Finding the Fourth Proportional to 804,977.85, 1,207,508.13 and 205,944.18

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Solution

The fourth proportional to 804,977.85, 1,207,508.13 and 205,944.18 is: 308,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,977.85 : 1,207,508.13 = 205,944.18 : x
  2. Step 2: Convert to fraction form
    804,977.85/1,207,508.13 = 205,944.18/x
  3. Step 3: Cross multiply
    804,977.85x = 1,207,508.13 × 205,944.18
  4. Step 4: Simplify right side
    804,977.85x = 248,679,271,676.18
  5. Step 5: Solve for x
    x = 248,679,271,676.18/804,977.85
  6. Step 6: Final answer
    x = 308,926.85

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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.