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Finding the Fourth Proportional to 577,755.82, 797,300.31 and 323,108.02

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Solution

The fourth proportional to 577,755.82, 797,300.31 and 323,108.02 is: 445,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,755.82 : 797,300.31 = 323,108.02 : x
  2. Step 2: Convert to fraction form
    577,755.82/797,300.31 = 323,108.02/x
  3. Step 3: Cross multiply
    577,755.82x = 797,300.31 × 323,108.02
  4. Step 4: Simplify right side
    577,755.82x = 257,614,124,509.49
  5. Step 5: Solve for x
    x = 257,614,124,509.49/577,755.82
  6. Step 6: Final answer
    x = 445,887.55

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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.