Home / 789,533.32-1,184,288.98-190,489.45

Finding the Fourth Proportional to 789,533.32, 1,184,288.98 and 190,489.45

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Solution

The fourth proportional to 789,533.32, 1,184,288.98 and 190,489.45 is: 285,731.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,533.32 : 1,184,288.98 = 190,489.45 : x
  2. Step 2: Convert to fraction form
    789,533.32/1,184,288.98 = 190,489.45/x
  3. Step 3: Cross multiply
    789,533.32x = 1,184,288.98 × 190,489.45
  4. Step 4: Simplify right side
    789,533.32x = 225,594,556,441.26
  5. Step 5: Solve for x
    x = 225,594,556,441.26/789,533.32
  6. Step 6: Final answer
    x = 285,731.52

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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.