Home / 1,010,939.88-1,515,902.74-336,784.16

Finding the Fourth Proportional to 1,010,939.88, 1,515,902.74 and 336,784.16

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Solution

The fourth proportional to 1,010,939.88, 1,515,902.74 and 336,784.16 is: 505,007.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,939.88 : 1,515,902.74 = 336,784.16 : x
  2. Step 2: Convert to fraction form
    1,010,939.88/1,515,902.74 = 336,784.16/x
  3. Step 3: Cross multiply
    1,010,939.88x = 1,515,902.74 × 336,784.16
  4. Step 4: Simplify right side
    1,010,939.88x = 510,532,030,932.60
  5. Step 5: Solve for x
    x = 510,532,030,932.60/1,010,939.88
  6. Step 6: Final answer
    x = 505,007.31

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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.