Home / 310,669.83-463,736.75-266,579.91

Finding the Fourth Proportional to 310,669.83, 463,736.75 and 266,579.91

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Solution

The fourth proportional to 310,669.83, 463,736.75 and 266,579.91 is: 397,923.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,669.83 : 463,736.75 = 266,579.91 : x
  2. Step 2: Convert to fraction form
    310,669.83/463,736.75 = 266,579.91/x
  3. Step 3: Cross multiply
    310,669.83x = 463,736.75 × 266,579.91
  4. Step 4: Simplify right side
    310,669.83x = 123,622,899,745.79
  5. Step 5: Solve for x
    x = 123,622,899,745.79/310,669.83
  6. Step 6: Final answer
    x = 397,923.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.