Finding the Fourth Proportional to 361,896.84, 542,762.64 and 137,282.22
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Solution
The fourth proportional to 361,896.84, 542,762.64 and 137,282.22 is: 205,891.99
Step by Step Solution
- Step 1: Write the proportion equation
361,896.84 : 542,762.64 = 137,282.22 : x - Step 2: Convert to fraction form
361,896.84/542,762.64 = 137,282.22/x - Step 3: Cross multiply
361,896.84x = 542,762.64 × 137,282.22 - Step 4: Simplify right side
361,896.84x = 74,511,660,152.26 - Step 5: Solve for x
x = 74,511,660,152.26/361,896.84 - Step 6: Final answer
x = 205,891.99
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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.