Home / 275,852.07-379,795.86-235,403.55

Finding the Fourth Proportional to 275,852.07, 379,795.86 and 235,403.55

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Solution

The fourth proportional to 275,852.07, 379,795.86 and 235,403.55 is: 324,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,852.07 : 379,795.86 = 235,403.55 : x
  2. Step 2: Convert to fraction form
    275,852.07/379,795.86 = 235,403.55/x
  3. Step 3: Cross multiply
    275,852.07x = 379,795.86 × 235,403.55
  4. Step 4: Simplify right side
    275,852.07x = 89,405,293,719.30
  5. Step 5: Solve for x
    x = 89,405,293,719.30/275,852.07
  6. Step 6: Final answer
    x = 324,105.94

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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.