Finding the Fourth Proportional to 366,011.09, 549,111.29 and 214,336.26
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Solution
The fourth proportional to 366,011.09, 549,111.29 and 214,336.26 is: 321,559.82
Step by Step Solution
- Step 1: Write the proportion equation
366,011.09 : 549,111.29 = 214,336.26 : x - Step 2: Convert to fraction form
366,011.09/549,111.29 = 214,336.26/x - Step 3: Cross multiply
366,011.09x = 549,111.29 × 214,336.26 - Step 4: Simplify right side
366,011.09x = 117,694,460,222.38 - Step 5: Solve for x
x = 117,694,460,222.38/366,011.09 - Step 6: Final answer
x = 321,559.82
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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.