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Finding the Fourth Proportional to 577,259.45, 796,619.25 and 322,610.63

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Solution

The fourth proportional to 577,259.45, 796,619.25 and 322,610.63 is: 445,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,259.45 : 796,619.25 = 322,610.63 : x
  2. Step 2: Convert to fraction form
    577,259.45/796,619.25 = 322,610.63/x
  3. Step 3: Cross multiply
    577,259.45x = 796,619.25 × 322,610.63
  4. Step 4: Simplify right side
    577,259.45x = 256,997,834,129.53
  5. Step 5: Solve for x
    x = 256,997,834,129.53/577,259.45
  6. Step 6: Final answer
    x = 445,203.34

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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.