Home / 804,280.37-1,206,419.76-205,241.51

Finding the Fourth Proportional to 804,280.37, 1,206,419.76 and 205,241.51

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Solution

The fourth proportional to 804,280.37, 1,206,419.76 and 205,241.51 is: 307,862.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,280.37 : 1,206,419.76 = 205,241.51 : x
  2. Step 2: Convert to fraction form
    804,280.37/1,206,419.76 = 205,241.51/x
  3. Step 3: Cross multiply
    804,280.37x = 1,206,419.76 × 205,241.51
  4. Step 4: Simplify right side
    804,280.37x = 247,607,407,204.14
  5. Step 5: Solve for x
    x = 247,607,407,204.14/804,280.37
  6. Step 6: Final answer
    x = 307,862.06

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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.