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Finding the Fourth Proportional to 577,757.08, 797,302.04 and 323,109.28

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Solution

The fourth proportional to 577,757.08, 797,302.04 and 323,109.28 is: 445,889.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,757.08 : 797,302.04 = 323,109.28 : x
  2. Step 2: Convert to fraction form
    577,757.08/797,302.04 = 323,109.28/x
  3. Step 3: Cross multiply
    577,757.08x = 797,302.04 × 323,109.28
  4. Step 4: Simplify right side
    577,757.08x = 257,615,688,086.93
  5. Step 5: Solve for x
    x = 257,615,688,086.93/577,757.08
  6. Step 6: Final answer
    x = 445,889.28

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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.