Home / 415,111.08-572,896.44-254,073.36

Finding the Fourth Proportional to 415,111.08, 572,896.44 and 254,073.36

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Solution

The fourth proportional to 415,111.08, 572,896.44 and 254,073.36 is: 350,647.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,111.08 : 572,896.44 = 254,073.36 : x
  2. Step 2: Convert to fraction form
    415,111.08/572,896.44 = 254,073.36/x
  3. Step 3: Cross multiply
    415,111.08x = 572,896.44 × 254,073.36
  4. Step 4: Simplify right side
    415,111.08x = 145,557,723,442.84
  5. Step 5: Solve for x
    x = 145,557,723,442.84/415,111.08
  6. Step 6: Final answer
    x = 350,647.65

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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.