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Finding the Fourth Proportional to 562,435.76, 843,777.57 and 163,093.20

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Solution

The fourth proportional to 562,435.76, 843,777.57 and 163,093.20 is: 244,675.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,435.76 : 843,777.57 = 163,093.20 : x
  2. Step 2: Convert to fraction form
    562,435.76/843,777.57 = 163,093.20/x
  3. Step 3: Cross multiply
    562,435.76x = 843,777.57 × 163,093.20
  4. Step 4: Simplify right side
    562,435.76x = 137,614,383,979.52
  5. Step 5: Solve for x
    x = 137,614,383,979.52/562,435.76
  6. Step 6: Final answer
    x = 244,675.74

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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.