Finding the Fourth Proportional to 437.93, 656.99 and 149.37
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Solution
The fourth proportional to 437.93, 656.99 and 149.37 is: 224.09
Step by Step Solution
- Step 1: Write the proportion equation
437.93 : 656.99 = 149.37 : x - Step 2: Convert to fraction form
437.93/656.99 = 149.37/x - Step 3: Cross multiply
437.93x = 656.99 × 149.37 - Step 4: Simplify right side
437.93x = 98,134.60 - Step 5: Solve for x
x = 98,134.60/437.93 - Step 6: Final answer
x = 224.09
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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.