Home / 918,049.94-1,266,538.99-554,843.24

Finding the Fourth Proportional to 918,049.94, 1,266,538.99 and 554,843.24

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Solution

The fourth proportional to 918,049.94, 1,266,538.99 and 554,843.24 is: 765,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,049.94 : 1,266,538.99 = 554,843.24 : x
  2. Step 2: Convert to fraction form
    918,049.94/1,266,538.99 = 554,843.24/x
  3. Step 3: Cross multiply
    918,049.94x = 1,266,538.99 × 554,843.24
  4. Step 4: Simplify right side
    918,049.94x = 702,730,591,305.84
  5. Step 5: Solve for x
    x = 702,730,591,305.84/918,049.94
  6. Step 6: Final answer
    x = 765,460.09

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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.