Home / 667,804.32-1,001,790.72-247,083.84

Finding the Fourth Proportional to 667,804.32, 1,001,790.72 and 247,083.84

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Solution

The fourth proportional to 667,804.32, 1,001,790.72 and 247,083.84 is: 370,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,804.32 : 1,001,790.72 = 247,083.84 : x
  2. Step 2: Convert to fraction form
    667,804.32/1,001,790.72 = 247,083.84/x
  3. Step 3: Cross multiply
    667,804.32x = 1,001,790.72 × 247,083.84
  4. Step 4: Simplify right side
    667,804.32x = 247,526,297,973.97
  5. Step 5: Solve for x
    x = 247,526,297,973.97/667,804.32
  6. Step 6: Final answer
    x = 370,656.93

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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.