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Finding the Fourth Proportional to 504,791.24, 696,687.34 and 323,707.64

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Solution

The fourth proportional to 504,791.24, 696,687.34 and 323,707.64 is: 446,764.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,791.24 : 696,687.34 = 323,707.64 : x
  2. Step 2: Convert to fraction form
    504,791.24/696,687.34 = 323,707.64/x
  3. Step 3: Cross multiply
    504,791.24x = 696,687.34 × 323,707.64
  4. Step 4: Simplify right side
    504,791.24x = 225,523,014,649.28
  5. Step 5: Solve for x
    x = 225,523,014,649.28/504,791.24
  6. Step 6: Final answer
    x = 446,764.91

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1.5x scale

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.