Home / 1,010,930.25-1,515,888.30-336,774.54

Finding the Fourth Proportional to 1,010,930.25, 1,515,888.30 and 336,774.54

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Solution

The fourth proportional to 1,010,930.25, 1,515,888.30 and 336,774.54 is: 504,992.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,930.25 : 1,515,888.30 = 336,774.54 : x
  2. Step 2: Convert to fraction form
    1,010,930.25/1,515,888.30 = 336,774.54/x
  3. Step 3: Cross multiply
    1,010,930.25x = 1,515,888.30 × 336,774.54
  4. Step 4: Simplify right side
    1,010,930.25x = 510,512,584,923.88
  5. Step 5: Solve for x
    x = 510,512,584,923.88/1,010,930.25
  6. Step 6: Final answer
    x = 504,992.89

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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.