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Finding the Fourth Proportional to 531,796.58, 797,029.65 and 265,631.39

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Solution

The fourth proportional to 531,796.58, 797,029.65 and 265,631.39 is: 398,114.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,796.58 : 797,029.65 = 265,631.39 : x
  2. Step 2: Convert to fraction form
    531,796.58/797,029.65 = 265,631.39/x
  3. Step 3: Cross multiply
    531,796.58x = 797,029.65 × 265,631.39
  4. Step 4: Simplify right side
    531,796.58x = 211,716,089,815.57
  5. Step 5: Solve for x
    x = 211,716,089,815.57/531,796.58
  6. Step 6: Final answer
    x = 398,114.81

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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.