Finding the Fourth Proportional to 294,711.91, 406,702.43 and 160,575.91
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Solution
The fourth proportional to 294,711.91, 406,702.43 and 160,575.91 is: 221,594.75
Step by Step Solution
- Step 1: Write the proportion equation
294,711.91 : 406,702.43 = 160,575.91 : x - Step 2: Convert to fraction form
294,711.91/406,702.43 = 160,575.91/x - Step 3: Cross multiply
294,711.91x = 406,702.43 × 160,575.91 - Step 4: Simplify right side
294,711.91x = 65,306,612,796.46 - Step 5: Solve for x
x = 65,306,612,796.46/294,711.91 - Step 6: Final answer
x = 221,594.75
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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.