Home / 334,739.78-461,738.04-198,684.08

Finding the Fourth Proportional to 334,739.78, 461,738.04 and 198,684.08

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Solution

The fourth proportional to 334,739.78, 461,738.04 and 198,684.08 is: 274,063.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,739.78 : 461,738.04 = 198,684.08 : x
  2. Step 2: Convert to fraction form
    334,739.78/461,738.04 = 198,684.08/x
  3. Step 3: Cross multiply
    334,739.78x = 461,738.04 × 198,684.08
  4. Step 4: Simplify right side
    334,739.78x = 91,739,997,678.40
  5. Step 5: Solve for x
    x = 91,739,997,678.40/334,739.78
  6. Step 6: Final answer
    x = 274,063.63

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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.