Home / 910,640.73-1,365,723.09-270,772.14

Finding the Fourth Proportional to 910,640.73, 1,365,723.09 and 270,772.14

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Solution

The fourth proportional to 910,640.73, 1,365,723.09 and 270,772.14 is: 406,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,640.73 : 1,365,723.09 = 270,772.14 : x
  2. Step 2: Convert to fraction form
    910,640.73/1,365,723.09 = 270,772.14/x
  3. Step 3: Cross multiply
    910,640.73x = 1,365,723.09 × 270,772.14
  4. Step 4: Simplify right side
    910,640.73x = 369,799,763,726.71
  5. Step 5: Solve for x
    x = 369,799,763,726.71/910,640.73
  6. Step 6: Final answer
    x = 406,087.44

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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.