Finding the Fourth Proportional to 850,712.99, 1,173,976.58 and 468,737.03
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Solution
The fourth proportional to 850,712.99, 1,173,976.58 and 468,737.03 is: 646,853.05
Step by Step Solution
- Step 1: Write the proportion equation
850,712.99 : 1,173,976.58 = 468,737.03 : x - Step 2: Convert to fraction form
850,712.99/1,173,976.58 = 468,737.03/x - Step 3: Cross multiply
850,712.99x = 1,173,976.58 × 468,737.03 - Step 4: Simplify right side
850,712.99x = 550,286,287,185.19 - Step 5: Solve for x
x = 550,286,287,185.19/850,712.99 - Step 6: Final answer
x = 646,853.05
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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.