Finding the Fourth Proportional to 366,204.36, 549,321.12 and 113,511.09
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Solution
The fourth proportional to 366,204.36, 549,321.12 and 113,511.09 is: 170,271.15
Step by Step Solution
- Step 1: Write the proportion equation
366,204.36 : 549,321.12 = 113,511.09 : x - Step 2: Convert to fraction form
366,204.36/549,321.12 = 113,511.09/x - Step 3: Cross multiply
366,204.36x = 549,321.12 × 113,511.09 - Step 4: Simplify right side
366,204.36x = 62,354,039,091.22 - Step 5: Solve for x
x = 62,354,039,091.22/366,204.36 - Step 6: Final answer
x = 170,271.15
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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.