Home / 236,839.70-355,259.55-211,034.90

Finding the Fourth Proportional to 236,839.70, 355,259.55 and 211,034.90

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Solution

The fourth proportional to 236,839.70, 355,259.55 and 211,034.90 is: 316,552.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,839.70 : 355,259.55 = 211,034.90 : x
  2. Step 2: Convert to fraction form
    236,839.70/355,259.55 = 211,034.90/x
  3. Step 3: Cross multiply
    236,839.70x = 355,259.55 × 211,034.90
  4. Step 4: Simplify right side
    236,839.70x = 74,972,163,608.30
  5. Step 5: Solve for x
    x = 74,972,163,608.30/236,839.70
  6. Step 6: Final answer
    x = 316,552.35

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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.