Home / 1,010,398.41-1,515,839.76-336,485.57

Finding the Fourth Proportional to 1,010,398.41, 1,515,839.76 and 336,485.57

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Solution

The fourth proportional to 1,010,398.41, 1,515,839.76 and 336,485.57 is: 504,808.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,398.41 : 1,515,839.76 = 336,485.57 : x
  2. Step 2: Convert to fraction form
    1,010,398.41/1,515,839.76 = 336,485.57/x
  3. Step 3: Cross multiply
    1,010,398.41x = 1,515,839.76 × 336,485.57
  4. Step 4: Simplify right side
    1,010,398.41x = 510,058,198,093.06
  5. Step 5: Solve for x
    x = 510,058,198,093.06/1,010,398.41
  6. Step 6: Final answer
    x = 504,808.99

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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.