Finding the Fourth Proportional to 442,625.87, 610,823.68 and 251,639.26
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Solution
The fourth proportional to 442,625.87, 610,823.68 and 251,639.26 is: 347,262.17
Step by Step Solution
- Step 1: Write the proportion equation
442,625.87 : 610,823.68 = 251,639.26 : x - Step 2: Convert to fraction form
442,625.87/610,823.68 = 251,639.26/x - Step 3: Cross multiply
442,625.87x = 610,823.68 × 251,639.26 - Step 4: Simplify right side
442,625.87x = 153,707,218,084.99 - Step 5: Solve for x
x = 153,707,218,084.99/442,625.87 - Step 6: Final answer
x = 347,262.17
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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.