Home / 270,671.24-406,005.03-211,556.63

Finding the Fourth Proportional to 270,671.24, 406,005.03 and 211,556.63

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Solution

The fourth proportional to 270,671.24, 406,005.03 and 211,556.63 is: 317,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,671.24 : 406,005.03 = 211,556.63 : x
  2. Step 2: Convert to fraction form
    270,671.24/406,005.03 = 211,556.63/x
  3. Step 3: Cross multiply
    270,671.24x = 406,005.03 × 211,556.63
  4. Step 4: Simplify right side
    270,671.24x = 85,893,053,879.82
  5. Step 5: Solve for x
    x = 85,893,053,879.82/270,671.24
  6. Step 6: Final answer
    x = 317,333.51

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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.