Finding the Fourth Proportional to 275,751.18, 413,976.75 and 234,460.62
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Solution
The fourth proportional to 275,751.18, 413,976.75 and 234,460.62 is: 351,988.50
Step by Step Solution
- Step 1: Write the proportion equation
275,751.18 : 413,976.75 = 234,460.62 : x - Step 2: Convert to fraction form
275,751.18/413,976.75 = 234,460.62/x - Step 3: Cross multiply
275,751.18x = 413,976.75 × 234,460.62 - Step 4: Simplify right side
275,751.18x = 97,061,245,470.59 - Step 5: Solve for x
x = 97,061,245,470.59/275,751.18 - Step 6: Final answer
x = 351,988.50
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1.5x scale
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.