Finding the Fourth Proportional to 338,580.88, 467,149.08 and 211,276.96
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Solution
The fourth proportional to 338,580.88, 467,149.08 and 211,276.96 is: 291,504.46
Step by Step Solution
- Step 1: Write the proportion equation
338,580.88 : 467,149.08 = 211,276.96 : x - Step 2: Convert to fraction form
338,580.88/467,149.08 = 211,276.96/x - Step 3: Cross multiply
338,580.88x = 467,149.08 × 211,276.96 - Step 4: Simplify right side
338,580.88x = 98,697,837,489.20 - Step 5: Solve for x
x = 98,697,837,489.20/338,580.88 - Step 6: Final answer
x = 291,504.46
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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.