Finding the Fourth Proportional to 366,863.70, 549,639.45 and 314,375.70
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Solution
The fourth proportional to 366,863.70, 549,639.45 and 314,375.70 is: 471,001.32
Step by Step Solution
- Step 1: Write the proportion equation
366,863.70 : 549,639.45 = 314,375.70 : x - Step 2: Convert to fraction form
366,863.70/549,639.45 = 314,375.70/x - Step 3: Cross multiply
366,863.70x = 549,639.45 × 314,375.70 - Step 4: Simplify right side
366,863.70x = 172,793,286,841.37 - Step 5: Solve for x
x = 172,793,286,841.37/366,863.70 - Step 6: Final answer
x = 471,001.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.