Home / 804,648.28-1,206,968.98-205,608.46

Finding the Fourth Proportional to 804,648.28, 1,206,968.98 and 205,608.46

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Solution

The fourth proportional to 804,648.28, 1,206,968.98 and 205,608.46 is: 308,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,648.28 : 1,206,968.98 = 205,608.46 : x
  2. Step 2: Convert to fraction form
    804,648.28/1,206,968.98 = 205,608.46/x
  3. Step 3: Cross multiply
    804,648.28x = 1,206,968.98 × 205,608.46
  4. Step 4: Simplify right side
    804,648.28x = 248,163,033,245.57
  5. Step 5: Solve for x
    x = 248,163,033,245.57/804,648.28
  6. Step 6: Final answer
    x = 308,411.81

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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.