Finding the Fourth Proportional to 720,316.26, 1,080,326.72 and 264,750.49
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Solution
The fourth proportional to 720,316.26, 1,080,326.72 and 264,750.49 is: 397,071.45
Step by Step Solution
- Step 1: Write the proportion equation
720,316.26 : 1,080,326.72 = 264,750.49 : x - Step 2: Convert to fraction form
720,316.26/1,080,326.72 = 264,750.49/x - Step 3: Cross multiply
720,316.26x = 1,080,326.72 × 264,750.49 - Step 4: Simplify right side
720,316.26x = 286,017,023,078.46 - Step 5: Solve for x
x = 286,017,023,078.46/720,316.26 - Step 6: Final answer
x = 397,071.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.