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Finding the Fourth Proportional to 562,466.38, 843,525.72 and 163,136.50

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Solution

The fourth proportional to 562,466.38, 843,525.72 and 163,136.50 is: 244,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,466.38 : 843,525.72 = 163,136.50 : x
  2. Step 2: Convert to fraction form
    562,466.38/843,525.72 = 163,136.50/x
  3. Step 3: Cross multiply
    562,466.38x = 843,525.72 × 163,136.50
  4. Step 4: Simplify right side
    562,466.38x = 137,609,833,620.78
  5. Step 5: Solve for x
    x = 137,609,833,620.78/562,466.38
  6. Step 6: Final answer
    x = 244,654.33

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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.