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Finding the Fourth Proportional to 504,076.32, 695,967.12 and 352,910.88

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Solution

The fourth proportional to 504,076.32, 695,967.12 and 352,910.88 is: 487,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,076.32 : 695,967.12 = 352,910.88 : x
  2. Step 2: Convert to fraction form
    504,076.32/695,967.12 = 352,910.88/x
  3. Step 3: Cross multiply
    504,076.32x = 695,967.12 × 352,910.88
  4. Step 4: Simplify right side
    504,076.32x = 245,614,368,770.27
  5. Step 5: Solve for x
    x = 245,614,368,770.27/504,076.32
  6. Step 6: Final answer
    x = 487,256.31

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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.