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Finding the Fourth Proportional to 536,675.60, 805,110.60 and 269,764.40

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Solution

The fourth proportional to 536,675.60, 805,110.60 and 269,764.40 is: 404,695.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,675.60 : 805,110.60 = 269,764.40 : x
  2. Step 2: Convert to fraction form
    536,675.60/805,110.60 = 269,764.40/x
  3. Step 3: Cross multiply
    536,675.60x = 805,110.60 × 269,764.40
  4. Step 4: Simplify right side
    536,675.60x = 217,190,177,942.64
  5. Step 5: Solve for x
    x = 217,190,177,942.64/536,675.60
  6. Step 6: Final answer
    x = 404,695.46

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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.