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Finding the Fourth Proportional to 350,194.59, 483,261.93 and 214,218.54

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Solution

The fourth proportional to 350,194.59, 483,261.93 and 214,218.54 is: 295,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,194.59 : 483,261.93 = 214,218.54 : x
  2. Step 2: Convert to fraction form
    350,194.59/483,261.93 = 214,218.54/x
  3. Step 3: Cross multiply
    350,194.59x = 483,261.93 × 214,218.54
  4. Step 4: Simplify right side
    350,194.59x = 103,523,665,082.18
  5. Step 5: Solve for x
    x = 103,523,665,082.18/350,194.59
  6. Step 6: Final answer
    x = 295,617.55

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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.