Finding the Fourth Proportional to 536.21, 739.91 and 336.99
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Solution
The fourth proportional to 536.21, 739.91 and 336.99 is: 465.01
Step by Step Solution
- Step 1: Write the proportion equation
536.21 : 739.91 = 336.99 : x - Step 2: Convert to fraction form
536.21/739.91 = 336.99/x - Step 3: Cross multiply
536.21x = 739.91 × 336.99 - Step 4: Simplify right side
536.21x = 249,340.59 - Step 5: Solve for x
x = 249,340.59/536.21 - Step 6: Final answer
x = 465.01
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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.