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Finding the Fourth Proportional to 600,738.72, 900,993.21 and 180,014.61

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Solution

The fourth proportional to 600,738.72, 900,993.21 and 180,014.61 is: 269,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,738.72 : 900,993.21 = 180,014.61 : x
  2. Step 2: Convert to fraction form
    600,738.72/900,993.21 = 180,014.61/x
  3. Step 3: Cross multiply
    600,738.72x = 900,993.21 × 180,014.61
  4. Step 4: Simplify right side
    600,738.72x = 162,191,941,310.80
  5. Step 5: Solve for x
    x = 162,191,941,310.80/600,738.72
  6. Step 6: Final answer
    x = 269,987.49

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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.