Home / 356,407.55-491,843.04-195,259.13

Finding the Fourth Proportional to 356,407.55, 491,843.04 and 195,259.13

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Solution

The fourth proportional to 356,407.55, 491,843.04 and 195,259.13 is: 269,457.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,407.55 : 491,843.04 = 195,259.13 : x
  2. Step 2: Convert to fraction form
    356,407.55/491,843.04 = 195,259.13/x
  3. Step 3: Cross multiply
    356,407.55x = 491,843.04 × 195,259.13
  4. Step 4: Simplify right side
    356,407.55x = 96,036,844,086.96
  5. Step 5: Solve for x
    x = 96,036,844,086.96/356,407.55
  6. Step 6: Final answer
    x = 269,457.94

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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.