Home / 843,915.52-1,265,873.24-252,939.52

Finding the Fourth Proportional to 843,915.52, 1,265,873.24 and 252,939.52

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Solution

The fourth proportional to 843,915.52, 1,265,873.24 and 252,939.52 is: 379,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,915.52 : 1,265,873.24 = 252,939.52 : x
  2. Step 2: Convert to fraction form
    843,915.52/1,265,873.24 = 252,939.52/x
  3. Step 3: Cross multiply
    843,915.52x = 1,265,873.24 × 252,939.52
  4. Step 4: Simplify right side
    843,915.52x = 320,189,369,706.45
  5. Step 5: Solve for x
    x = 320,189,369,706.45/843,915.52
  6. Step 6: Final answer
    x = 379,409.27

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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.