Home / 804,646.27-1,206,965.98-205,606.46

Finding the Fourth Proportional to 804,646.27, 1,206,965.98 and 205,606.46

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Solution

The fourth proportional to 804,646.27, 1,206,965.98 and 205,606.46 is: 308,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,646.27 : 1,206,965.98 = 205,606.46 : x
  2. Step 2: Convert to fraction form
    804,646.27/1,206,965.98 = 205,606.46/x
  3. Step 3: Cross multiply
    804,646.27x = 1,206,965.98 × 205,606.46
  4. Step 4: Simplify right side
    804,646.27x = 248,160,005,762.65
  5. Step 5: Solve for x
    x = 248,160,005,762.65/804,646.27
  6. Step 6: Final answer
    x = 308,408.82

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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.