Finding the Fourth Proportional to 294,732.19, 406,730.40 and 160,596.19
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Solution
The fourth proportional to 294,732.19, 406,730.40 and 160,596.19 is: 221,622.73
Step by Step Solution
- Step 1: Write the proportion equation
294,732.19 : 406,730.40 = 160,596.19 : x - Step 2: Convert to fraction form
294,732.19/406,730.40 = 160,596.19/x - Step 3: Cross multiply
294,732.19x = 406,730.40 × 160,596.19 - Step 4: Simplify right side
294,732.19x = 65,319,352,597.18 - Step 5: Solve for x
x = 65,319,352,597.18/294,732.19 - Step 6: Final answer
x = 221,622.73
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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.