Finding the Fourth Proportional to 500,577.48, 750,868.74 and 126,600.84
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Solution
The fourth proportional to 500,577.48, 750,868.74 and 126,600.84 is: 189,901.90
Step by Step Solution
- Step 1: Write the proportion equation
500,577.48 : 750,868.74 = 126,600.84 : x - Step 2: Convert to fraction form
500,577.48/750,868.74 = 126,600.84/x - Step 3: Cross multiply
500,577.48x = 750,868.74 × 126,600.84 - Step 4: Simplify right side
500,577.48x = 95,060,613,213.74 - Step 5: Solve for x
x = 95,060,613,213.74/500,577.48 - Step 6: Final answer
x = 189,901.90
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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.