Finding the Fourth Proportional to 477,548.94, 716,168.97 and 157,628.94
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Solution
The fourth proportional to 477,548.94, 716,168.97 and 157,628.94 is: 236,392.43
Step by Step Solution
- Step 1: Write the proportion equation
477,548.94 : 716,168.97 = 157,628.94 : x - Step 2: Convert to fraction form
477,548.94/716,168.97 = 157,628.94/x - Step 3: Cross multiply
477,548.94x = 716,168.97 × 157,628.94 - Step 4: Simplify right side
477,548.94x = 112,888,955,601.99 - Step 5: Solve for x
x = 112,888,955,601.99/477,548.94 - Step 6: Final answer
x = 236,392.43
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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.