Finding the Fourth Proportional to 442,331.15, 610,355.25 and 248,711.99
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Solution
The fourth proportional to 442,331.15, 610,355.25 and 248,711.99 is: 343,187.83
Step by Step Solution
- Step 1: Write the proportion equation
442,331.15 : 610,355.25 = 248,711.99 : x - Step 2: Convert to fraction form
442,331.15/610,355.25 = 248,711.99/x - Step 3: Cross multiply
442,331.15x = 610,355.25 × 248,711.99 - Step 4: Simplify right side
442,331.15x = 151,802,665,782.67 - Step 5: Solve for x
x = 151,802,665,782.67/442,331.15 - Step 6: Final answer
x = 343,187.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.