Home / 403,823.30-605,625.60-119,513.30

Finding the Fourth Proportional to 403,823.30, 605,625.60 and 119,513.30

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Solution

The fourth proportional to 403,823.30, 605,625.60 and 119,513.30 is: 179,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,823.30 : 605,625.60 = 119,513.30 : x
  2. Step 2: Convert to fraction form
    403,823.30/605,625.60 = 119,513.30/x
  3. Step 3: Cross multiply
    403,823.30x = 605,625.60 × 119,513.30
  4. Step 4: Simplify right side
    403,823.30x = 72,380,314,020.48
  5. Step 5: Solve for x
    x = 72,380,314,020.48/403,823.30
  6. Step 6: Final answer
    x = 179,237.59

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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.