Finding the Fourth Proportional to 477,260.17, 658,580.08 and 280,995.67
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Solution
The fourth proportional to 477,260.17, 658,580.08 and 280,995.67 is: 387,751.09
Step by Step Solution
- Step 1: Write the proportion equation
477,260.17 : 658,580.08 = 280,995.67 : x - Step 2: Convert to fraction form
477,260.17/658,580.08 = 280,995.67/x - Step 3: Cross multiply
477,260.17x = 658,580.08 × 280,995.67 - Step 4: Simplify right side
477,260.17x = 185,058,150,241.02 - Step 5: Solve for x
x = 185,058,150,241.02/477,260.17 - Step 6: Final answer
x = 387,751.09
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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.