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Finding the Fourth Proportional to 577,069.13, 796,577.54 and 516,532.97

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Solution

The fourth proportional to 577,069.13, 796,577.54 and 516,532.97 is: 713,014.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,069.13 : 796,577.54 = 516,532.97 : x
  2. Step 2: Convert to fraction form
    577,069.13/796,577.54 = 516,532.97/x
  3. Step 3: Cross multiply
    577,069.13x = 796,577.54 × 516,532.97
  4. Step 4: Simplify right side
    577,069.13x = 411,458,556,005.94
  5. Step 5: Solve for x
    x = 411,458,556,005.94/577,069.13
  6. Step 6: Final answer
    x = 713,014.33

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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.