Home / 690,903.44-1,036,355.17-269,884.06

Finding the Fourth Proportional to 690,903.44, 1,036,355.17 and 269,884.06

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Solution

The fourth proportional to 690,903.44, 1,036,355.17 and 269,884.06 is: 404,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,903.44 : 1,036,355.17 = 269,884.06 : x
  2. Step 2: Convert to fraction form
    690,903.44/1,036,355.17 = 269,884.06/x
  3. Step 3: Cross multiply
    690,903.44x = 1,036,355.17 × 269,884.06
  4. Step 4: Simplify right side
    690,903.44x = 279,695,740,881.59
  5. Step 5: Solve for x
    x = 279,695,740,881.59/690,903.44
  6. Step 6: Final answer
    x = 404,826.09

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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.