Home / 357,131.27-492,855.35-195,992.13

Finding the Fourth Proportional to 357,131.27, 492,855.35 and 195,992.13

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Solution

The fourth proportional to 357,131.27, 492,855.35 and 195,992.13 is: 270,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,131.27 : 492,855.35 = 195,992.13 : x
  2. Step 2: Convert to fraction form
    357,131.27/492,855.35 = 195,992.13/x
  3. Step 3: Cross multiply
    357,131.27x = 492,855.35 × 195,992.13
  4. Step 4: Simplify right side
    357,131.27x = 96,595,769,828.40
  5. Step 5: Solve for x
    x = 96,595,769,828.40/357,131.27
  6. Step 6: Final answer
    x = 270,476.93

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1.5x scale

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.