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Finding the Fourth Proportional to 350,991.74, 526,487.21 and 114,334.04

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Solution

The fourth proportional to 350,991.74, 526,487.21 and 114,334.04 is: 171,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,991.74 : 526,487.21 = 114,334.04 : x
  2. Step 2: Convert to fraction form
    350,991.74/526,487.21 = 114,334.04/x
  3. Step 3: Cross multiply
    350,991.74x = 526,487.21 × 114,334.04
  4. Step 4: Simplify right side
    350,991.74x = 60,195,409,155.96
  5. Step 5: Solve for x
    x = 60,195,409,155.96/350,991.74
  6. Step 6: Final answer
    x = 171,500.93

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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.