Home / 1,110,636.70-1,665,955.07-269,188.45

Finding the Fourth Proportional to 1,110,636.70, 1,665,955.07 and 269,188.45

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Solution

The fourth proportional to 1,110,636.70, 1,665,955.07 and 269,188.45 is: 403,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,636.70 : 1,665,955.07 = 269,188.45 : x
  2. Step 2: Convert to fraction form
    1,110,636.70/1,665,955.07 = 269,188.45/x
  3. Step 3: Cross multiply
    1,110,636.70x = 1,665,955.07 × 269,188.45
  4. Step 4: Simplify right side
    1,110,636.70x = 448,455,861,717.00
  5. Step 5: Solve for x
    x = 448,455,861,717.00/1,110,636.70
  6. Step 6: Final answer
    x = 403,782.68

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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.