Finding the Fourth Proportional to 464,515.08, 640,998.52 and 273,487.92
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Solution
The fourth proportional to 464,515.08, 640,998.52 and 273,487.92 is: 377,394.32
Step by Step Solution
- Step 1: Write the proportion equation
464,515.08 : 640,998.52 = 273,487.92 : x - Step 2: Convert to fraction form
464,515.08/640,998.52 = 273,487.92/x - Step 3: Cross multiply
464,515.08x = 640,998.52 × 273,487.92 - Step 4: Simplify right side
464,515.08x = 175,305,351,957.88 - Step 5: Solve for x
x = 175,305,351,957.88/464,515.08 - Step 6: Final answer
x = 377,394.32
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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.