Finding the Fourth Proportional to 291,961.94, 402,923.36 and 162,928.94
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Solution
The fourth proportional to 291,961.94, 402,923.36 and 162,928.94 is: 224,850.80
Step by Step Solution
- Step 1: Write the proportion equation
291,961.94 : 402,923.36 = 162,928.94 : x - Step 2: Convert to fraction form
291,961.94/402,923.36 = 162,928.94/x - Step 3: Cross multiply
291,961.94x = 402,923.36 × 162,928.94 - Step 4: Simplify right side
291,961.94x = 65,647,874,338.74 - Step 5: Solve for x
x = 65,647,874,338.74/291,961.94 - Step 6: Final answer
x = 224,850.80
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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.