Finding the Fourth Proportional to 275,587.92, 413,220.99 and 106,911.15
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Solution
The fourth proportional to 275,587.92, 413,220.99 and 106,911.15 is: 160,304.31
Step by Step Solution
- Step 1: Write the proportion equation
275,587.92 : 413,220.99 = 106,911.15 : x - Step 2: Convert to fraction form
275,587.92/413,220.99 = 106,911.15/x - Step 3: Cross multiply
275,587.92x = 413,220.99 × 106,911.15 - Step 4: Simplify right side
275,587.92x = 44,177,931,245.04 - Step 5: Solve for x
x = 44,177,931,245.04/275,587.92 - Step 6: Final answer
x = 160,304.31
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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.