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Finding the Fourth Proportional to 295,926.20, 443,670.60 and 162,956.60

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Solution

The fourth proportional to 295,926.20, 443,670.60 and 162,956.60 is: 244,314.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,926.20 : 443,670.60 = 162,956.60 : x
  2. Step 2: Convert to fraction form
    295,926.20/443,670.60 = 162,956.60/x
  3. Step 3: Cross multiply
    295,926.20x = 443,670.60 × 162,956.60
  4. Step 4: Simplify right side
    295,926.20x = 72,299,052,495.96
  5. Step 5: Solve for x
    x = 72,299,052,495.96/295,926.20
  6. Step 6: Final answer
    x = 244,314.47

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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.