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Finding the Fourth Proportional to 562,487.22, 843,796.29 and 197,636.70

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Solution

The fourth proportional to 562,487.22, 843,796.29 and 197,636.70 is: 296,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,487.22 : 843,796.29 = 197,636.70 : x
  2. Step 2: Convert to fraction form
    562,487.22/843,796.29 = 197,636.70/x
  3. Step 3: Cross multiply
    562,487.22x = 843,796.29 × 197,636.70
  4. Step 4: Simplify right side
    562,487.22x = 166,765,114,227.84
  5. Step 5: Solve for x
    x = 166,765,114,227.84/562,487.22
  6. Step 6: Final answer
    x = 296,478.05

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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.