Finding the Fourth Proportional to 358,538.76, 494,801.37 and 197,392.14
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Solution
The fourth proportional to 358,538.76, 494,801.37 and 197,392.14 is: 272,411.00
Step by Step Solution
- Step 1: Write the proportion equation
358,538.76 : 494,801.37 = 197,392.14 : x - Step 2: Convert to fraction form
358,538.76/494,801.37 = 197,392.14/x - Step 3: Cross multiply
358,538.76x = 494,801.37 × 197,392.14 - Step 4: Simplify right side
358,538.76x = 97,669,901,299.23 - Step 5: Solve for x
x = 97,669,901,299.23/358,538.76 - Step 6: Final answer
x = 272,411.00
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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.