Home / 348,150.22-480,448.52-219,174.02

Finding the Fourth Proportional to 348,150.22, 480,448.52 and 219,174.02

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Solution

The fourth proportional to 348,150.22, 480,448.52 and 219,174.02 is: 302,460.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,150.22 : 480,448.52 = 219,174.02 : x
  2. Step 2: Convert to fraction form
    348,150.22/480,448.52 = 219,174.02/x
  3. Step 3: Cross multiply
    348,150.22x = 480,448.52 × 219,174.02
  4. Step 4: Simplify right side
    348,150.22x = 105,301,833,531.45
  5. Step 5: Solve for x
    x = 105,301,833,531.45/348,150.22
  6. Step 6: Final answer
    x = 302,460.91

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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.