Home / 300,444.22-414,747.03-198,533.26

Finding the Fourth Proportional to 300,444.22, 414,747.03 and 198,533.26

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Solution

The fourth proportional to 300,444.22, 414,747.03 and 198,533.26 is: 274,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,444.22 : 414,747.03 = 198,533.26 : x
  2. Step 2: Convert to fraction form
    300,444.22/414,747.03 = 198,533.26/x
  3. Step 3: Cross multiply
    300,444.22x = 414,747.03 × 198,533.26
  4. Step 4: Simplify right side
    300,444.22x = 82,341,079,941.22
  5. Step 5: Solve for x
    x = 82,341,079,941.22/300,444.22
  6. Step 6: Final answer
    x = 274,064.45

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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.