Home / 325,266.16-448,914.26-187,418.70

Finding the Fourth Proportional to 325,266.16, 448,914.26 and 187,418.70

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Solution

The fourth proportional to 325,266.16, 448,914.26 and 187,418.70 is: 258,664.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,266.16 : 448,914.26 = 187,418.70 : x
  2. Step 2: Convert to fraction form
    325,266.16/448,914.26 = 187,418.70/x
  3. Step 3: Cross multiply
    325,266.16x = 448,914.26 × 187,418.70
  4. Step 4: Simplify right side
    325,266.16x = 84,134,927,020.66
  5. Step 5: Solve for x
    x = 84,134,927,020.66/325,266.16
  6. Step 6: Final answer
    x = 258,664.86

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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.