Home / 627,036.44-940,313.98-266,979.02

Finding the Fourth Proportional to 627,036.44, 940,313.98 and 266,979.02

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Solution

The fourth proportional to 627,036.44, 940,313.98 and 266,979.02 is: 400,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,036.44 : 940,313.98 = 266,979.02 : x
  2. Step 2: Convert to fraction form
    627,036.44/940,313.98 = 266,979.02/x
  3. Step 3: Cross multiply
    627,036.44x = 940,313.98 × 266,979.02
  4. Step 4: Simplify right side
    627,036.44x = 251,044,104,872.70
  5. Step 5: Solve for x
    x = 251,044,104,872.70/627,036.44
  6. Step 6: Final answer
    x = 400,366.05

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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.