Finding the Fourth Proportional to 358,898.94, 537,840.69 and 199,045.26
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Solution
The fourth proportional to 358,898.94, 537,840.69 and 199,045.26 is: 298,286.31
Step by Step Solution
- Step 1: Write the proportion equation
358,898.94 : 537,840.69 = 199,045.26 : x - Step 2: Convert to fraction form
358,898.94/537,840.69 = 199,045.26/x - Step 3: Cross multiply
358,898.94x = 537,840.69 × 199,045.26 - Step 4: Simplify right side
358,898.94x = 107,054,639,979.63 - Step 5: Solve for x
x = 107,054,639,979.63/358,898.94 - Step 6: Final answer
x = 298,286.31
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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.