Finding the Fourth Proportional to 837,957.48, 1,257,133.02 and 276,991.96
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Solution
The fourth proportional to 837,957.48, 1,257,133.02 and 276,991.96 is: 415,552.99
Step by Step Solution
- Step 1: Write the proportion equation
837,957.48 : 1,257,133.02 = 276,991.96 : x - Step 2: Convert to fraction form
837,957.48/1,257,133.02 = 276,991.96/x - Step 3: Cross multiply
837,957.48x = 1,257,133.02 × 276,991.96 - Step 4: Simplify right side
837,957.48x = 348,215,739,190.52 - Step 5: Solve for x
x = 348,215,739,190.52/837,957.48 - Step 6: Final answer
x = 415,552.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.