Home / 769,926.97-1,062,506.03-425,786.02

Finding the Fourth Proportional to 769,926.97, 1,062,506.03 and 425,786.02

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Solution

The fourth proportional to 769,926.97, 1,062,506.03 and 425,786.02 is: 587,588.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,926.97 : 1,062,506.03 = 425,786.02 : x
  2. Step 2: Convert to fraction form
    769,926.97/1,062,506.03 = 425,786.02/x
  3. Step 3: Cross multiply
    769,926.97x = 1,062,506.03 × 425,786.02
  4. Step 4: Simplify right side
    769,926.97x = 452,400,208,954.51
  5. Step 5: Solve for x
    x = 452,400,208,954.51/769,926.97
  6. Step 6: Final answer
    x = 587,588.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.