Home / 804,300.51-1,206,449.75-205,261.68

Finding the Fourth Proportional to 804,300.51, 1,206,449.75 and 205,261.68

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Solution

The fourth proportional to 804,300.51, 1,206,449.75 and 205,261.68 is: 307,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,300.51 : 1,206,449.75 = 205,261.68 : x
  2. Step 2: Convert to fraction form
    804,300.51/1,206,449.75 = 205,261.68/x
  3. Step 3: Cross multiply
    804,300.51x = 1,206,449.75 × 205,261.68
  4. Step 4: Simplify right side
    804,300.51x = 247,637,902,520.58
  5. Step 5: Solve for x
    x = 247,637,902,520.58/804,300.51
  6. Step 6: Final answer
    x = 307,892.26

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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.