Home / 455,851.26-629,112.62-251,942.00

Finding the Fourth Proportional to 455,851.26, 629,112.62 and 251,942.00

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Solution

The fourth proportional to 455,851.26, 629,112.62 and 251,942.00 is: 347,700.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,851.26 : 629,112.62 = 251,942.00 : x
  2. Step 2: Convert to fraction form
    455,851.26/629,112.62 = 251,942.00/x
  3. Step 3: Cross multiply
    455,851.26x = 629,112.62 × 251,942.00
  4. Step 4: Simplify right side
    455,851.26x = 158,499,891,551.50
  5. Step 5: Solve for x
    x = 158,499,891,551.50/455,851.26
  6. Step 6: Final answer
    x = 347,700.89

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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.