Finding the Fourth Proportional to 830,712.00, 1,246,067.87 and 199,625.82
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Solution
The fourth proportional to 830,712.00, 1,246,067.87 and 199,625.82 is: 299,438.69
Step by Step Solution
- Step 1: Write the proportion equation
830,712.00 : 1,246,067.87 = 199,625.82 : x - Step 2: Convert to fraction form
830,712.00/1,246,067.87 = 199,625.82/x - Step 3: Cross multiply
830,712.00x = 1,246,067.87 × 199,625.82 - Step 4: Simplify right side
830,712.00x = 248,747,314,934.25 - Step 5: Solve for x
x = 248,747,314,934.25/830,712.00 - Step 6: Final answer
x = 299,438.69
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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.