Home / 236,827.70-355,241.55-211,022.90

Finding the Fourth Proportional to 236,827.70, 355,241.55 and 211,022.90

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Solution

The fourth proportional to 236,827.70, 355,241.55 and 211,022.90 is: 316,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,827.70 : 355,241.55 = 211,022.90 : x
  2. Step 2: Convert to fraction form
    236,827.70/355,241.55 = 211,022.90/x
  3. Step 3: Cross multiply
    236,827.70x = 355,241.55 × 211,022.90
  4. Step 4: Simplify right side
    236,827.70x = 74,964,102,081.50
  5. Step 5: Solve for x
    x = 74,964,102,081.50/236,827.70
  6. Step 6: Final answer
    x = 316,534.35

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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.