Home / 357,215.23-492,962.13-196,067.35

Finding the Fourth Proportional to 357,215.23, 492,962.13 and 196,067.35

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Solution

The fourth proportional to 357,215.23, 492,962.13 and 196,067.35 is: 270,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,215.23 : 492,962.13 = 196,067.35 : x
  2. Step 2: Convert to fraction form
    357,215.23/492,962.13 = 196,067.35/x
  3. Step 3: Cross multiply
    357,215.23x = 492,962.13 × 196,067.35
  4. Step 4: Simplify right side
    357,215.23x = 96,653,775,034.31
  5. Step 5: Solve for x
    x = 96,653,775,034.31/357,215.23
  6. Step 6: Final answer
    x = 270,575.74

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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.