Home / 667,083.06-1,000,811.70-268,004.10

Finding the Fourth Proportional to 667,083.06, 1,000,811.70 and 268,004.10

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Solution

The fourth proportional to 667,083.06, 1,000,811.70 and 268,004.10 is: 402,081.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,083.06 : 1,000,811.70 = 268,004.10 : x
  2. Step 2: Convert to fraction form
    667,083.06/1,000,811.70 = 268,004.10/x
  3. Step 3: Cross multiply
    667,083.06x = 1,000,811.70 × 268,004.10
  4. Step 4: Simplify right side
    667,083.06x = 268,221,638,927.97
  5. Step 5: Solve for x
    x = 268,221,638,927.97/667,083.06
  6. Step 6: Final answer
    x = 402,081.32

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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.