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Finding the Fourth Proportional to 577,759.08, 797,304.80 and 323,111.28

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Solution

The fourth proportional to 577,759.08, 797,304.80 and 323,111.28 is: 445,892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,759.08 : 797,304.80 = 323,111.28 : x
  2. Step 2: Convert to fraction form
    577,759.08/797,304.80 = 323,111.28/x
  3. Step 3: Cross multiply
    577,759.08x = 797,304.80 × 323,111.28
  4. Step 4: Simplify right side
    577,759.08x = 257,618,174,478.14
  5. Step 5: Solve for x
    x = 257,618,174,478.14/577,759.08
  6. Step 6: Final answer
    x = 445,892.04

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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.