Finding the Fourth Proportional to 632,067.21, 872,252.82 and 345,587.49
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Solution
The fourth proportional to 632,067.21, 872,252.82 and 345,587.49 is: 476,910.77
Step by Step Solution
- Step 1: Write the proportion equation
632,067.21 : 872,252.82 = 345,587.49 : x - Step 2: Convert to fraction form
632,067.21/872,252.82 = 345,587.49/x - Step 3: Cross multiply
632,067.21x = 872,252.82 × 345,587.49 - Step 4: Simplify right side
632,067.21x = 301,439,662,709.22 - Step 5: Solve for x
x = 301,439,662,709.22/632,067.21 - Step 6: Final answer
x = 476,910.77
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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.