Home / 789,555.39-1,184,322.07-190,511.52

Finding the Fourth Proportional to 789,555.39, 1,184,322.07 and 190,511.52

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Solution

The fourth proportional to 789,555.39, 1,184,322.07 and 190,511.52 is: 285,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,555.39 : 1,184,322.07 = 190,511.52 : x
  2. Step 2: Convert to fraction form
    789,555.39/1,184,322.07 = 190,511.52/x
  3. Step 3: Cross multiply
    789,555.39x = 1,184,322.07 × 190,511.52
  4. Step 4: Simplify right side
    789,555.39x = 225,626,997,725.25
  5. Step 5: Solve for x
    x = 225,626,997,725.25/789,555.39
  6. Step 6: Final answer
    x = 285,764.62

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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.