Home / 804,646.14-1,206,965.79-205,606.34

Finding the Fourth Proportional to 804,646.14, 1,206,965.79 and 205,606.34

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Solution

The fourth proportional to 804,646.14, 1,206,965.79 and 205,606.34 is: 308,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,646.14 : 1,206,965.79 = 205,606.34 : x
  2. Step 2: Convert to fraction form
    804,646.14/1,206,965.79 = 205,606.34/x
  3. Step 3: Cross multiply
    804,646.14x = 1,206,965.79 × 205,606.34
  4. Step 4: Simplify right side
    804,646.14x = 248,159,818,587.11
  5. Step 5: Solve for x
    x = 248,159,818,587.11/804,646.14
  6. Step 6: Final answer
    x = 308,408.64

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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.