Finding the Fourth Proportional to 371,407.08, 512,573.49 and 210,290.52
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Solution
The fourth proportional to 371,407.08, 512,573.49 and 210,290.52 is: 290,218.88
Step by Step Solution
- Step 1: Write the proportion equation
371,407.08 : 512,573.49 = 210,290.52 : x - Step 2: Convert to fraction form
371,407.08/512,573.49 = 210,290.52/x - Step 3: Cross multiply
371,407.08x = 512,573.49 × 210,290.52 - Step 4: Simplify right side
371,407.08x = 107,789,345,750.32 - Step 5: Solve for x
x = 107,789,345,750.32/371,407.08 - Step 6: Final answer
x = 290,218.88
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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.