Finding the Fourth Proportional to 681,646.91, 1,022,703.94 and 232,683.07
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Solution
The fourth proportional to 681,646.91, 1,022,703.94 and 232,683.07 is: 349,104.33
Step by Step Solution
- Step 1: Write the proportion equation
681,646.91 : 1,022,703.94 = 232,683.07 : x - Step 2: Convert to fraction form
681,646.91/1,022,703.94 = 232,683.07/x - Step 3: Cross multiply
681,646.91x = 1,022,703.94 × 232,683.07 - Step 4: Simplify right side
681,646.91x = 237,965,887,289.48 - Step 5: Solve for x
x = 237,965,887,289.48/681,646.91 - Step 6: Final answer
x = 349,104.33
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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.