Home / 671,083.44-1,005,782.34-401,410.53

Finding the Fourth Proportional to 671,083.44, 1,005,782.34 and 401,410.53

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Solution

The fourth proportional to 671,083.44, 1,005,782.34 and 401,410.53 is: 601,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,083.44 : 1,005,782.34 = 401,410.53 : x
  2. Step 2: Convert to fraction form
    671,083.44/1,005,782.34 = 401,410.53/x
  3. Step 3: Cross multiply
    671,083.44x = 1,005,782.34 × 401,410.53
  4. Step 4: Simplify right side
    671,083.44x = 403,731,622,164.04
  5. Step 5: Solve for x
    x = 403,731,622,164.04/671,083.44
  6. Step 6: Final answer
    x = 601,611.66

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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.