Finding the Fourth Proportional to 734,136.12, 1,101,201.98 and 201,657.66
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Solution
The fourth proportional to 734,136.12, 1,101,201.98 and 201,657.66 is: 302,485.89
Step by Step Solution
- Step 1: Write the proportion equation
734,136.12 : 1,101,201.98 = 201,657.66 : x - Step 2: Convert to fraction form
734,136.12/1,101,201.98 = 201,657.66/x - Step 3: Cross multiply
734,136.12x = 1,101,201.98 × 201,657.66 - Step 4: Simplify right side
734,136.12x = 222,065,814,474.17 - Step 5: Solve for x
x = 222,065,814,474.17/734,136.12 - Step 6: Final answer
x = 302,485.89
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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.