Home / 489,027.10-733,540.65-134,040.55

Finding the Fourth Proportional to 489,027.10, 733,540.65 and 134,040.55

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Solution

The fourth proportional to 489,027.10, 733,540.65 and 134,040.55 is: 201,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,027.10 : 733,540.65 = 134,040.55 : x
  2. Step 2: Convert to fraction form
    489,027.10/733,540.65 = 134,040.55/x
  3. Step 3: Cross multiply
    489,027.10x = 733,540.65 × 134,040.55
  4. Step 4: Simplify right side
    489,027.10x = 98,324,192,173.36
  5. Step 5: Solve for x
    x = 98,324,192,173.36/489,027.10
  6. Step 6: Final answer
    x = 201,060.83

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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.