Home / 849,468.15-1,172,496.33-500,912.97

Finding the Fourth Proportional to 849,468.15, 1,172,496.33 and 500,912.97

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Solution

The fourth proportional to 849,468.15, 1,172,496.33 and 500,912.97 is: 691,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,468.15 : 1,172,496.33 = 500,912.97 : x
  2. Step 2: Convert to fraction form
    849,468.15/1,172,496.33 = 500,912.97/x
  3. Step 3: Cross multiply
    849,468.15x = 1,172,496.33 × 500,912.97
  4. Step 4: Simplify right side
    849,468.15x = 587,318,618,974.40
  5. Step 5: Solve for x
    x = 587,318,618,974.40/849,468.15
  6. Step 6: Final answer
    x = 691,395.69

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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.