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Finding the Fourth Proportional to 577,698.22, 797,245.23 and 323,048.80

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Solution

The fourth proportional to 577,698.22, 797,245.23 and 323,048.80 is: 445,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,698.22 : 797,245.23 = 323,048.80 : x
  2. Step 2: Convert to fraction form
    577,698.22/797,245.23 = 323,048.80/x
  3. Step 3: Cross multiply
    577,698.22x = 797,245.23 × 323,048.80
  4. Step 4: Simplify right side
    577,698.22x = 257,549,114,857.22
  5. Step 5: Solve for x
    x = 257,549,114,857.22/577,698.22
  6. Step 6: Final answer
    x = 445,819.47

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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.