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Finding the Fourth Proportional to 350,005.53, 482,982.57 and 197,035.80

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Solution

The fourth proportional to 350,005.53, 482,982.57 and 197,035.80 is: 271,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,005.53 : 482,982.57 = 197,035.80 : x
  2. Step 2: Convert to fraction form
    350,005.53/482,982.57 = 197,035.80/x
  3. Step 3: Cross multiply
    350,005.53x = 482,982.57 × 197,035.80
  4. Step 4: Simplify right side
    350,005.53x = 95,164,857,066.01
  5. Step 5: Solve for x
    x = 95,164,857,066.01/350,005.53
  6. Step 6: Final answer
    x = 271,895.30

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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.