Home / 1,010,939.52-1,515,902.16-336,783.76

Finding the Fourth Proportional to 1,010,939.52, 1,515,902.16 and 336,783.76

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Solution

The fourth proportional to 1,010,939.52, 1,515,902.16 and 336,783.76 is: 505,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,939.52 : 1,515,902.16 = 336,783.76 : x
  2. Step 2: Convert to fraction form
    1,010,939.52/1,515,902.16 = 336,783.76/x
  3. Step 3: Cross multiply
    1,010,939.52x = 1,515,902.16 × 336,783.76
  4. Step 4: Simplify right side
    1,010,939.52x = 510,531,229,236.92
  5. Step 5: Solve for x
    x = 510,531,229,236.92/1,010,939.52
  6. Step 6: Final answer
    x = 505,006.70

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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.