Home / 424,845.36-637,268.06-158,626.64

Finding the Fourth Proportional to 424,845.36, 637,268.06 and 158,626.64

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Solution

The fourth proportional to 424,845.36, 637,268.06 and 158,626.64 is: 237,939.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,845.36 : 637,268.06 = 158,626.64 : x
  2. Step 2: Convert to fraction form
    424,845.36/637,268.06 = 158,626.64/x
  3. Step 3: Cross multiply
    424,845.36x = 637,268.06 × 158,626.64
  4. Step 4: Simplify right side
    424,845.36x = 101,087,691,137.12
  5. Step 5: Solve for x
    x = 101,087,691,137.12/424,845.36
  6. Step 6: Final answer
    x = 237,939.97

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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.