Home / 804,308.76-1,206,462.16-205,269.98

Finding the Fourth Proportional to 804,308.76, 1,206,462.16 and 205,269.98

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Solution

The fourth proportional to 804,308.76, 1,206,462.16 and 205,269.98 is: 307,904.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,308.76 : 1,206,462.16 = 205,269.98 : x
  2. Step 2: Convert to fraction form
    804,308.76/1,206,462.16 = 205,269.98/x
  3. Step 3: Cross multiply
    804,308.76x = 1,206,462.16 × 205,269.98
  4. Step 4: Simplify right side
    804,308.76x = 247,650,463,453.96
  5. Step 5: Solve for x
    x = 247,650,463,453.96/804,308.76
  6. Step 6: Final answer
    x = 307,904.72

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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.