Finding the Fourth Proportional to 824,619.58, 1,235,509.26 and 644,635
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Solution
The fourth proportional to 824,619.58, 1,235,509.26 and 644,635 is: 965,842.35
Step by Step Solution
- Step 1: Write the proportion equation
824,619.58 : 1,235,509.26 = 644,635 : x - Step 2: Convert to fraction form
824,619.58/1,235,509.26 = 644,635/x - Step 3: Cross multiply
824,619.58x = 1,235,509.26 × 644,635 - Step 4: Simplify right side
824,619.58x = 796,452,511,820.10 - Step 5: Solve for x
x = 796,452,511,820.10/824,619.58 - Step 6: Final answer
x = 965,842.35
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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.