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Finding the Fourth Proportional to 562,286.85, 843,430.32 and 162,927.90

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Solution

The fourth proportional to 562,286.85, 843,430.32 and 162,927.90 is: 244,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,286.85 : 843,430.32 = 162,927.90 : x
  2. Step 2: Convert to fraction form
    562,286.85/843,430.32 = 162,927.90/x
  3. Step 3: Cross multiply
    562,286.85x = 843,430.32 × 162,927.90
  4. Step 4: Simplify right side
    562,286.85x = 137,418,330,833.93
  5. Step 5: Solve for x
    x = 137,418,330,833.93/562,286.85
  6. Step 6: Final answer
    x = 244,391.86

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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.