Home / 241,427.20-362,205.60-215,312.80

Finding the Fourth Proportional to 241,427.20, 362,205.60 and 215,312.80

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Solution

The fourth proportional to 241,427.20, 362,205.60 and 215,312.80 is: 323,026.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,427.20 : 362,205.60 = 215,312.80 : x
  2. Step 2: Convert to fraction form
    241,427.20/362,205.60 = 215,312.80/x
  3. Step 3: Cross multiply
    241,427.20x = 362,205.60 × 215,312.80
  4. Step 4: Simplify right side
    241,427.20x = 77,987,501,911.68
  5. Step 5: Solve for x
    x = 77,987,501,911.68/241,427.20
  6. Step 6: Final answer
    x = 323,026.99

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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.