Finding the Fourth Proportional to 349,034.08, 481,910.16 and 234,487.12
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Solution
The fourth proportional to 349,034.08, 481,910.16 and 234,487.12 is: 323,755.56
Step by Step Solution
- Step 1: Write the proportion equation
349,034.08 : 481,910.16 = 234,487.12 : x - Step 2: Convert to fraction form
349,034.08/481,910.16 = 234,487.12/x - Step 3: Cross multiply
349,034.08x = 481,910.16 × 234,487.12 - Step 4: Simplify right side
349,034.08x = 113,001,725,517.14 - Step 5: Solve for x
x = 113,001,725,517.14/349,034.08 - Step 6: Final answer
x = 323,755.56
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1.5x scale
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.