Finding the Fourth Proportional to 358,359.20, 494,536.08 and 197,225.92
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Solution
The fourth proportional to 358,359.20, 494,536.08 and 197,225.92 is: 272,171.98
Step by Step Solution
- Step 1: Write the proportion equation
358,359.20 : 494,536.08 = 197,225.92 : x - Step 2: Convert to fraction form
358,359.20/494,536.08 = 197,225.92/x - Step 3: Cross multiply
358,359.20x = 494,536.08 × 197,225.92 - Step 4: Simplify right side
358,359.20x = 97,535,333,351.19 - Step 5: Solve for x
x = 97,535,333,351.19/358,359.20 - Step 6: Final answer
x = 272,171.98
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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.