Home / 1,110,653.66-1,665,965.73-269,212.70

Finding the Fourth Proportional to 1,110,653.66, 1,665,965.73 and 269,212.70

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Solution

The fourth proportional to 1,110,653.66, 1,665,965.73 and 269,212.70 is: 403,815.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,653.66 : 1,665,965.73 = 269,212.70 : x
  2. Step 2: Convert to fraction form
    1,110,653.66/1,665,965.73 = 269,212.70/x
  3. Step 3: Cross multiply
    1,110,653.66x = 1,665,965.73 × 269,212.70
  4. Step 4: Simplify right side
    1,110,653.66x = 448,499,132,280.77
  5. Step 5: Solve for x
    x = 448,499,132,280.77/1,110,653.66
  6. Step 6: Final answer
    x = 403,815.47

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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.