Home / 269,035.13-403,076.86-253,033.12

Finding the Fourth Proportional to 269,035.13, 403,076.86 and 253,033.12

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Solution

The fourth proportional to 269,035.13, 403,076.86 and 253,033.12 is: 379,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,035.13 : 403,076.86 = 253,033.12 : x
  2. Step 2: Convert to fraction form
    269,035.13/403,076.86 = 253,033.12/x
  3. Step 3: Cross multiply
    269,035.13x = 403,076.86 × 253,033.12
  4. Step 4: Simplify right side
    269,035.13x = 101,991,796,490.52
  5. Step 5: Solve for x
    x = 101,991,796,490.52/269,035.13
  6. Step 6: Final answer
    x = 379,102.15

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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.