Home / 348,149.22-480,447.14-219,173.02

Finding the Fourth Proportional to 348,149.22, 480,447.14 and 219,173.02

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Solution

The fourth proportional to 348,149.22, 480,447.14 and 219,173.02 is: 302,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,149.22 : 480,447.14 = 219,173.02 : x
  2. Step 2: Convert to fraction form
    348,149.22/480,447.14 = 219,173.02/x
  3. Step 3: Cross multiply
    348,149.22x = 480,447.14 × 219,173.02
  4. Step 4: Simplify right side
    348,149.22x = 105,301,052,262.54
  5. Step 5: Solve for x
    x = 105,301,052,262.54/348,149.22
  6. Step 6: Final answer
    x = 302,459.54

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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.