Home / 804,645.14-1,206,964.29-205,605.34

Finding the Fourth Proportional to 804,645.14, 1,206,964.29 and 205,605.34

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Solution

The fourth proportional to 804,645.14, 1,206,964.29 and 205,605.34 is: 308,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,645.14 : 1,206,964.29 = 205,605.34 : x
  2. Step 2: Convert to fraction form
    804,645.14/1,206,964.29 = 205,605.34/x
  3. Step 3: Cross multiply
    804,645.14x = 1,206,964.29 × 205,605.34
  4. Step 4: Simplify right side
    804,645.14x = 248,158,300,966.92
  5. Step 5: Solve for x
    x = 248,158,300,966.92/804,645.14
  6. Step 6: Final answer
    x = 308,407.13

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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.