Finding the Fourth Proportional to 696.08, 1,044.60 and 452
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Solution
The fourth proportional to 696.08, 1,044.60 and 452 is: 678.31
Step by Step Solution
- Step 1: Write the proportion equation
696.08 : 1,044.60 = 452 : x - Step 2: Convert to fraction form
696.08/1,044.60 = 452/x - Step 3: Cross multiply
696.08x = 1,044.60 × 452 - Step 4: Simplify right side
696.08x = 472,159.20 - Step 5: Solve for x
x = 472,159.20/696.08 - Step 6: Final answer
x = 678.31
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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.