Home / 1,333,284.96-1,999,940.40-336,012.96

Finding the Fourth Proportional to 1,333,284.96, 1,999,940.40 and 336,012.96

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Solution

The fourth proportional to 1,333,284.96, 1,999,940.40 and 336,012.96 is: 504,022.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,284.96 : 1,999,940.40 = 336,012.96 : x
  2. Step 2: Convert to fraction form
    1,333,284.96/1,999,940.40 = 336,012.96/x
  3. Step 3: Cross multiply
    1,333,284.96x = 1,999,940.40 × 336,012.96
  4. Step 4: Simplify right side
    1,333,284.96x = 672,005,893,627.58
  5. Step 5: Solve for x
    x = 672,005,893,627.58/1,333,284.96
  6. Step 6: Final answer
    x = 504,022.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.