Home / 326,108.21-450,033.98-197,028.77

Finding the Fourth Proportional to 326,108.21, 450,033.98 and 197,028.77

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Solution

The fourth proportional to 326,108.21, 450,033.98 and 197,028.77 is: 271,902.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,108.21 : 450,033.98 = 197,028.77 : x
  2. Step 2: Convert to fraction form
    326,108.21/450,033.98 = 197,028.77/x
  3. Step 3: Cross multiply
    326,108.21x = 450,033.98 × 197,028.77
  4. Step 4: Simplify right side
    326,108.21x = 88,669,638,302.29
  5. Step 5: Solve for x
    x = 88,669,638,302.29/326,108.21
  6. Step 6: Final answer
    x = 271,902.51

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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.