Finding the Fourth Proportional to 701.08, 1,051.74 and 423.70
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Solution
The fourth proportional to 701.08, 1,051.74 and 423.70 is: 635.62
Step by Step Solution
- Step 1: Write the proportion equation
701.08 : 1,051.74 = 423.70 : x - Step 2: Convert to fraction form
701.08/1,051.74 = 423.70/x - Step 3: Cross multiply
701.08x = 1,051.74 × 423.70 - Step 4: Simplify right side
701.08x = 445,622.24 - Step 5: Solve for x
x = 445,622.24/701.08 - Step 6: Final answer
x = 635.62
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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.