Finding the Fourth Proportional to 457,327.97, 685,881.70 and 190,944.08
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Solution
The fourth proportional to 457,327.97, 685,881.70 and 190,944.08 is: 286,370.09
Step by Step Solution
- Step 1: Write the proportion equation
457,327.97 : 685,881.70 = 190,944.08 : x - Step 2: Convert to fraction form
457,327.97/685,881.70 = 190,944.08/x - Step 3: Cross multiply
457,327.97x = 685,881.70 × 190,944.08 - Step 4: Simplify right side
457,327.97x = 130,965,053,255.74 - Step 5: Solve for x
x = 130,965,053,255.74/457,327.97 - Step 6: Final answer
x = 286,370.09
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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.