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Finding the Fourth Proportional to 496,536.60, 744,804.90 and 164,112.60

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Solution

The fourth proportional to 496,536.60, 744,804.90 and 164,112.60 is: 246,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,536.60 : 744,804.90 = 164,112.60 : x
  2. Step 2: Convert to fraction form
    496,536.60/744,804.90 = 164,112.60/x
  3. Step 3: Cross multiply
    496,536.60x = 744,804.90 × 164,112.60
  4. Step 4: Simplify right side
    496,536.60x = 122,231,868,631.74
  5. Step 5: Solve for x
    x = 122,231,868,631.74/496,536.60
  6. Step 6: Final answer
    x = 246,168.90

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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.