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Finding the Fourth Proportional to 526,722.44, 789,609.35 and 189,525.94

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Solution

The fourth proportional to 526,722.44, 789,609.35 and 189,525.94 is: 284,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,722.44 : 789,609.35 = 189,525.94 : x
  2. Step 2: Convert to fraction form
    526,722.44/789,609.35 = 189,525.94/x
  3. Step 3: Cross multiply
    526,722.44x = 789,609.35 × 189,525.94
  4. Step 4: Simplify right side
    526,722.44x = 149,651,452,791.33
  5. Step 5: Solve for x
    x = 149,651,452,791.33/526,722.44
  6. Step 6: Final answer
    x = 284,118.24

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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.