Finding the Fourth Proportional to 699,076.26, 1,048,611.14 and 219,339.18
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Solution
The fourth proportional to 699,076.26, 1,048,611.14 and 219,339.18 is: 329,007.75
Step by Step Solution
- Step 1: Write the proportion equation
699,076.26 : 1,048,611.14 = 219,339.18 : x - Step 2: Convert to fraction form
699,076.26/1,048,611.14 = 219,339.18/x - Step 3: Cross multiply
699,076.26x = 1,048,611.14 × 219,339.18 - Step 4: Simplify right side
699,076.26x = 230,001,506,489.77 - Step 5: Solve for x
x = 230,001,506,489.77/699,076.26 - Step 6: Final answer
x = 329,007.75
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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.