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Finding the Fourth Proportional to 469,714.36, 704,617.64 and 132,757.60

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Solution

The fourth proportional to 469,714.36, 704,617.64 and 132,757.60 is: 199,149.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,714.36 : 704,617.64 = 132,757.60 : x
  2. Step 2: Convert to fraction form
    469,714.36/704,617.64 = 132,757.60/x
  3. Step 3: Cross multiply
    469,714.36x = 704,617.64 × 132,757.60
  4. Step 4: Simplify right side
    469,714.36x = 93,543,346,804.06
  5. Step 5: Solve for x
    x = 93,543,346,804.06/469,714.36
  6. Step 6: Final answer
    x = 199,149.43

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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.