Home / 789,555.30-1,184,322-190,511.46

Finding the Fourth Proportional to 789,555.30, 1,184,322 and 190,511.46

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Solution

The fourth proportional to 789,555.30, 1,184,322 and 190,511.46 is: 285,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,555.30 : 1,184,322 = 190,511.46 : x
  2. Step 2: Convert to fraction form
    789,555.30/1,184,322 = 190,511.46/x
  3. Step 3: Cross multiply
    789,555.30x = 1,184,322 × 190,511.46
  4. Step 4: Simplify right side
    789,555.30x = 225,626,913,330.12
  5. Step 5: Solve for x
    x = 225,626,913,330.12/789,555.30
  6. Step 6: Final answer
    x = 285,764.55

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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.