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Finding the Fourth Proportional to 504,103.97, 695,810.18 and 329,698.96

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Solution

The fourth proportional to 504,103.97, 695,810.18 and 329,698.96 is: 455,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,103.97 : 695,810.18 = 329,698.96 : x
  2. Step 2: Convert to fraction form
    504,103.97/695,810.18 = 329,698.96/x
  3. Step 3: Cross multiply
    504,103.97x = 695,810.18 × 329,698.96
  4. Step 4: Simplify right side
    504,103.97x = 229,407,891,788.14
  5. Step 5: Solve for x
    x = 229,407,891,788.14/504,103.97
  6. Step 6: Final answer
    x = 455,080.51

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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.