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Finding the Fourth Proportional to 350,305, 483,422.82 and 191,329

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Solution

The fourth proportional to 350,305, 483,422.82 and 191,329 is: 264,035.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,305 : 483,422.82 = 191,329 : x
  2. Step 2: Convert to fraction form
    350,305/483,422.82 = 191,329/x
  3. Step 3: Cross multiply
    350,305x = 483,422.82 × 191,329
  4. Step 4: Simplify right side
    350,305x = 92,492,804,727.78
  5. Step 5: Solve for x
    x = 92,492,804,727.78/350,305
  6. Step 6: Final answer
    x = 264,035.07

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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.