Finding the Fourth Proportional to 302,551.64, 416,620.71 and 295,838.49
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Solution
The fourth proportional to 302,551.64, 416,620.71 and 295,838.49 is: 407,376.55
Step by Step Solution
- Step 1: Write the proportion equation
302,551.64 : 416,620.71 = 295,838.49 : x - Step 2: Convert to fraction form
302,551.64/416,620.71 = 295,838.49/x - Step 3: Cross multiply
302,551.64x = 416,620.71 × 295,838.49 - Step 4: Simplify right side
302,551.64x = 123,252,441,749.13 - Step 5: Solve for x
x = 123,252,441,749.13/302,551.64 - Step 6: Final answer
x = 407,376.55
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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.