Finding the Fourth Proportional to 358,972.92, 495,037.16 and 236,245.76
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Solution
The fourth proportional to 358,972.92, 495,037.16 and 236,245.76 is: 325,791.79
Step by Step Solution
- Step 1: Write the proportion equation
358,972.92 : 495,037.16 = 236,245.76 : x - Step 2: Convert to fraction form
358,972.92/495,037.16 = 236,245.76/x - Step 3: Cross multiply
358,972.92x = 495,037.16 × 236,245.76 - Step 4: Simplify right side
358,972.92x = 116,950,430,092.44 - Step 5: Solve for x
x = 116,950,430,092.44/358,972.92 - Step 6: Final answer
x = 325,791.79
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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.