Finding the Fourth Proportional to 437.58, 603.49 and 271.63
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Solution
The fourth proportional to 437.58, 603.49 and 271.63 is: 374.62
Step by Step Solution
- Step 1: Write the proportion equation
437.58 : 603.49 = 271.63 : x - Step 2: Convert to fraction form
437.58/603.49 = 271.63/x - Step 3: Cross multiply
437.58x = 603.49 × 271.63 - Step 4: Simplify right side
437.58x = 163,925.99 - Step 5: Solve for x
x = 163,925.99/437.58 - Step 6: Final answer
x = 374.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.