Finding the Fourth Proportional to 359,243.98, 495,702.59 and 206,288.84
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Solution
The fourth proportional to 359,243.98, 495,702.59 and 206,288.84 is: 284,647.53
Step by Step Solution
- Step 1: Write the proportion equation
359,243.98 : 495,702.59 = 206,288.84 : x - Step 2: Convert to fraction form
359,243.98/495,702.59 = 206,288.84/x - Step 3: Cross multiply
359,243.98x = 495,702.59 × 206,288.84 - Step 4: Simplify right side
359,243.98x = 102,257,912,483.91 - Step 5: Solve for x
x = 102,257,912,483.91/359,243.98 - Step 6: Final answer
x = 284,647.53
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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.