Finding the Fourth Proportional to 632,689.98, 949,034.97 and 277,707.09
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Solution
The fourth proportional to 632,689.98, 949,034.97 and 277,707.09 is: 416,560.64
Step by Step Solution
- Step 1: Write the proportion equation
632,689.98 : 949,034.97 = 277,707.09 : x - Step 2: Convert to fraction form
632,689.98/949,034.97 = 277,707.09/x - Step 3: Cross multiply
632,689.98x = 949,034.97 × 277,707.09 - Step 4: Simplify right side
632,689.98x = 263,553,739,826.94 - Step 5: Solve for x
x = 263,553,739,826.94/632,689.98 - Step 6: Final answer
x = 416,560.64
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Similar ratio
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1.5x scale
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.