Finding the Fourth Proportional to 336,363.40, 503,974.14 and 202,963.36
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Solution
The fourth proportional to 336,363.40, 503,974.14 and 202,963.36 is: 304,100.52
Step by Step Solution
- Step 1: Write the proportion equation
336,363.40 : 503,974.14 = 202,963.36 : x - Step 2: Convert to fraction form
336,363.40/503,974.14 = 202,963.36/x - Step 3: Cross multiply
336,363.40x = 503,974.14 × 202,963.36 - Step 4: Simplify right side
336,363.40x = 102,288,284,807.51 - Step 5: Solve for x
x = 102,288,284,807.51/336,363.40 - Step 6: Final answer
x = 304,100.52
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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.