Home / 330,080.22-455,517.95-201,024.77

Finding the Fourth Proportional to 330,080.22, 455,517.95 and 201,024.77

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Solution

The fourth proportional to 330,080.22, 455,517.95 and 201,024.77 is: 277,418.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,080.22 : 455,517.95 = 201,024.77 : x
  2. Step 2: Convert to fraction form
    330,080.22/455,517.95 = 201,024.77/x
  3. Step 3: Cross multiply
    330,080.22x = 455,517.95 × 201,024.77
  4. Step 4: Simplify right side
    330,080.22x = 91,570,387,846.91
  5. Step 5: Solve for x
    x = 91,570,387,846.91/330,080.22
  6. Step 6: Final answer
    x = 277,418.59

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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.