Home / 691,681.48-1,037,682.60-270,961

Finding the Fourth Proportional to 691,681.48, 1,037,682.60 and 270,961

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Solution

The fourth proportional to 691,681.48, 1,037,682.60 and 270,961 is: 406,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,681.48 : 1,037,682.60 = 270,961 : x
  2. Step 2: Convert to fraction form
    691,681.48/1,037,682.60 = 270,961/x
  3. Step 3: Cross multiply
    691,681.48x = 1,037,682.60 × 270,961
  4. Step 4: Simplify right side
    691,681.48x = 281,171,514,978.60
  5. Step 5: Solve for x
    x = 281,171,514,978.60/691,681.48
  6. Step 6: Final answer
    x = 406,504.33

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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.