Home / 269,076.51-368,636.63-258,987.15

Finding the Fourth Proportional to 269,076.51, 368,636.63 and 258,987.15

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Solution

The fourth proportional to 269,076.51, 368,636.63 and 258,987.15 is: 354,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,076.51 : 368,636.63 = 258,987.15 : x
  2. Step 2: Convert to fraction form
    269,076.51/368,636.63 = 258,987.15/x
  3. Step 3: Cross multiply
    269,076.51x = 368,636.63 × 258,987.15
  4. Step 4: Simplify right side
    269,076.51x = 95,472,148,894.37
  5. Step 5: Solve for x
    x = 95,472,148,894.37/269,076.51
  6. Step 6: Final answer
    x = 354,814.13

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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.