Home / 807,811.20-1,211,716.80-246,840.84

Finding the Fourth Proportional to 807,811.20, 1,211,716.80 and 246,840.84

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Solution

The fourth proportional to 807,811.20, 1,211,716.80 and 246,840.84 is: 370,261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,811.20 : 1,211,716.80 = 246,840.84 : x
  2. Step 2: Convert to fraction form
    807,811.20/1,211,716.80 = 246,840.84/x
  3. Step 3: Cross multiply
    807,811.20x = 1,211,716.80 × 246,840.84
  4. Step 4: Simplify right side
    807,811.20x = 299,101,192,754.11
  5. Step 5: Solve for x
    x = 299,101,192,754.11/807,811.20
  6. Step 6: Final answer
    x = 370,261.26

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Similar ratio
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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.