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Finding the Fourth Proportional to 504,934.44, 695,964.06 and 443,523.48

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Solution

The fourth proportional to 504,934.44, 695,964.06 and 443,523.48 is: 611,319.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,934.44 : 695,964.06 = 443,523.48 : x
  2. Step 2: Convert to fraction form
    504,934.44/695,964.06 = 443,523.48/x
  3. Step 3: Cross multiply
    504,934.44x = 695,964.06 × 443,523.48
  4. Step 4: Simplify right side
    504,934.44x = 308,676,401,846.13
  5. Step 5: Solve for x
    x = 308,676,401,846.13/504,934.44
  6. Step 6: Final answer
    x = 611,319.76

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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.