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Finding the Fourth Proportional to 350,884.05, 526,232.67 and 98,148.86

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Solution

The fourth proportional to 350,884.05, 526,232.67 and 98,148.86 is: 147,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,884.05 : 526,232.67 = 98,148.86 : x
  2. Step 2: Convert to fraction form
    350,884.05/526,232.67 = 98,148.86/x
  3. Step 3: Cross multiply
    350,884.05x = 526,232.67 × 98,148.86
  4. Step 4: Simplify right side
    350,884.05x = 51,649,135,629.41
  5. Step 5: Solve for x
    x = 51,649,135,629.41/350,884.05
  6. Step 6: Final answer
    x = 147,197.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.