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Finding the Fourth Proportional to 350,514, 483,709.32 and 191,538

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Solution

The fourth proportional to 350,514, 483,709.32 and 191,538 is: 264,322.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,514 : 483,709.32 = 191,538 : x
  2. Step 2: Convert to fraction form
    350,514/483,709.32 = 191,538/x
  3. Step 3: Cross multiply
    350,514x = 483,709.32 × 191,538
  4. Step 4: Simplify right side
    350,514x = 92,648,715,734.16
  5. Step 5: Solve for x
    x = 92,648,715,734.16/350,514
  6. Step 6: Final answer
    x = 264,322.44

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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.