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Finding the Fourth Proportional to 350,076.12, 483,076.34 and 197,065.42

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Solution

The fourth proportional to 350,076.12, 483,076.34 and 197,065.42 is: 271,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,076.12 : 483,076.34 = 197,065.42 : x
  2. Step 2: Convert to fraction form
    350,076.12/483,076.34 = 197,065.42/x
  3. Step 3: Cross multiply
    350,076.12x = 483,076.34 × 197,065.42
  4. Step 4: Simplify right side
    350,076.12x = 95,197,641,834.16
  5. Step 5: Solve for x
    x = 95,197,641,834.16/350,076.12
  6. Step 6: Final answer
    x = 271,934.12

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1.5x scale

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.