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Finding the Fourth Proportional to 577,858.12, 797,449.26 and 323,233

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Solution

The fourth proportional to 577,858.12, 797,449.26 and 323,233 is: 446,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,858.12 : 797,449.26 = 323,233 : x
  2. Step 2: Convert to fraction form
    577,858.12/797,449.26 = 323,233/x
  3. Step 3: Cross multiply
    577,858.12x = 797,449.26 × 323,233
  4. Step 4: Simplify right side
    577,858.12x = 257,761,916,657.58
  5. Step 5: Solve for x
    x = 257,761,916,657.58/577,858.12
  6. Step 6: Final answer
    x = 446,064.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.