Home / 342,954.48-473,272.07-189,992.35

Finding the Fourth Proportional to 342,954.48, 473,272.07 and 189,992.35

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Solution

The fourth proportional to 342,954.48, 473,272.07 and 189,992.35 is: 262,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,954.48 : 473,272.07 = 189,992.35 : x
  2. Step 2: Convert to fraction form
    342,954.48/473,272.07 = 189,992.35/x
  3. Step 3: Cross multiply
    342,954.48x = 473,272.07 × 189,992.35
  4. Step 4: Simplify right side
    342,954.48x = 89,918,072,768.66
  5. Step 5: Solve for x
    x = 89,918,072,768.66/342,954.48
  6. Step 6: Final answer
    x = 262,186.61

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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.