Home / 356,896.21-492,548.37-195,782.66

Finding the Fourth Proportional to 356,896.21, 492,548.37 and 195,782.66

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Solution

The fourth proportional to 356,896.21, 492,548.37 and 195,782.66 is: 270,197.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,896.21 : 492,548.37 = 195,782.66 : x
  2. Step 2: Convert to fraction form
    356,896.21/492,548.37 = 195,782.66/x
  3. Step 3: Cross multiply
    356,896.21x = 492,548.37 × 195,782.66
  4. Step 4: Simplify right side
    356,896.21x = 96,432,430,057.26
  5. Step 5: Solve for x
    x = 96,432,430,057.26/356,896.21
  6. Step 6: Final answer
    x = 270,197.41

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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.