Home / 804,331.89-1,206,496.76-205,293.02

Finding the Fourth Proportional to 804,331.89, 1,206,496.76 and 205,293.02

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Solution

The fourth proportional to 804,331.89, 1,206,496.76 and 205,293.02 is: 307,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,331.89 : 1,206,496.76 = 205,293.02 : x
  2. Step 2: Convert to fraction form
    804,331.89/1,206,496.76 = 205,293.02/x
  3. Step 3: Cross multiply
    804,331.89x = 1,206,496.76 × 205,293.02
  4. Step 4: Simplify right side
    804,331.89x = 247,685,356,421.67
  5. Step 5: Solve for x
    x = 247,685,356,421.67/804,331.89
  6. Step 6: Final answer
    x = 307,939.25

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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.