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Finding the Fourth Proportional to 259,851.66, 355,990.77 and 250,137.27

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Solution

The fourth proportional to 259,851.66, 355,990.77 and 250,137.27 is: 342,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,851.66 : 355,990.77 = 250,137.27 : x
  2. Step 2: Convert to fraction form
    259,851.66/355,990.77 = 250,137.27/x
  3. Step 3: Cross multiply
    259,851.66x = 355,990.77 × 250,137.27
  4. Step 4: Simplify right side
    259,851.66x = 89,046,559,353.00
  5. Step 5: Solve for x
    x = 89,046,559,353.00/259,851.66
  6. Step 6: Final answer
    x = 342,682.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.