Home / 269,278.10-403,917.15-164,302.10

Finding the Fourth Proportional to 269,278.10, 403,917.15 and 164,302.10

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Solution

The fourth proportional to 269,278.10, 403,917.15 and 164,302.10 is: 246,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,278.10 : 403,917.15 = 164,302.10 : x
  2. Step 2: Convert to fraction form
    269,278.10/403,917.15 = 164,302.10/x
  3. Step 3: Cross multiply
    269,278.10x = 403,917.15 × 164,302.10
  4. Step 4: Simplify right side
    269,278.10x = 66,364,435,971.02
  5. Step 5: Solve for x
    x = 66,364,435,971.02/269,278.10
  6. Step 6: Final answer
    x = 246,453.15

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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.