Finding the Fourth Proportional to 437.63, 656.44 and 149.06
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Solution
The fourth proportional to 437.63, 656.44 and 149.06 is: 223.59
Step by Step Solution
- Step 1: Write the proportion equation
437.63 : 656.44 = 149.06 : x - Step 2: Convert to fraction form
437.63/656.44 = 149.06/x - Step 3: Cross multiply
437.63x = 656.44 × 149.06 - Step 4: Simplify right side
437.63x = 97,850.21 - Step 5: Solve for x
x = 97,850.21/437.63 - Step 6: Final answer
x = 223.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.