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Finding the Fourth Proportional to 350,486.01, 483,680.72 and 195,440.87

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Solution

The fourth proportional to 350,486.01, 483,680.72 and 195,440.87 is: 269,713.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,486.01 : 483,680.72 = 195,440.87 : x
  2. Step 2: Convert to fraction form
    350,486.01/483,680.72 = 195,440.87/x
  3. Step 3: Cross multiply
    350,486.01x = 483,680.72 × 195,440.87
  4. Step 4: Simplify right side
    350,486.01x = 94,530,977,323.42
  5. Step 5: Solve for x
    x = 94,530,977,323.42/350,486.01
  6. Step 6: Final answer
    x = 269,713.98

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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.