Finding the Fourth Proportional to 852,425.29, 1,276,601.59 and 472,403.26
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Solution
The fourth proportional to 852,425.29, 1,276,601.59 and 472,403.26 is: 707,476.37
Step by Step Solution
- Step 1: Write the proportion equation
852,425.29 : 1,276,601.59 = 472,403.26 : x - Step 2: Convert to fraction form
852,425.29/1,276,601.59 = 472,403.26/x - Step 3: Cross multiply
852,425.29x = 1,276,601.59 × 472,403.26 - Step 4: Simplify right side
852,425.29x = 603,070,752,837.18 - Step 5: Solve for x
x = 603,070,752,837.18/852,425.29 - Step 6: Final answer
x = 707,476.37
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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.