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Finding the Fourth Proportional to 562,447.53, 843,676.76 and 141,723.41

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Solution

The fourth proportional to 562,447.53, 843,676.76 and 141,723.41 is: 212,586.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,447.53 : 843,676.76 = 141,723.41 : x
  2. Step 2: Convert to fraction form
    562,447.53/843,676.76 = 141,723.41/x
  3. Step 3: Cross multiply
    562,447.53x = 843,676.76 × 141,723.41
  4. Step 4: Simplify right side
    562,447.53x = 119,568,743,500.88
  5. Step 5: Solve for x
    x = 119,568,743,500.88/562,447.53
  6. Step 6: Final answer
    x = 212,586.49

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1.5x scale

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.