Home / 222,718.20-334,077.30-209,596.20

Finding the Fourth Proportional to 222,718.20, 334,077.30 and 209,596.20

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Solution

The fourth proportional to 222,718.20, 334,077.30 and 209,596.20 is: 314,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,718.20 : 334,077.30 = 209,596.20 : x
  2. Step 2: Convert to fraction form
    222,718.20/334,077.30 = 209,596.20/x
  3. Step 3: Cross multiply
    222,718.20x = 334,077.30 × 209,596.20
  4. Step 4: Simplify right side
    222,718.20x = 70,021,332,586.26
  5. Step 5: Solve for x
    x = 70,021,332,586.26/222,718.20
  6. Step 6: Final answer
    x = 314,394.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.