Finding the Fourth Proportional to 864,366.94, 1,192,946.70 and 482,418.28
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Solution
The fourth proportional to 864,366.94, 1,192,946.70 and 482,418.28 is: 665,804.38
Step by Step Solution
- Step 1: Write the proportion equation
864,366.94 : 1,192,946.70 = 482,418.28 : x - Step 2: Convert to fraction form
864,366.94/1,192,946.70 = 482,418.28/x - Step 3: Cross multiply
864,366.94x = 1,192,946.70 × 482,418.28 - Step 4: Simplify right side
864,366.94x = 575,499,295,145.68 - Step 5: Solve for x
x = 575,499,295,145.68/864,366.94 - Step 6: Final answer
x = 665,804.38
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1.5x scale
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.