Finding the Fourth Proportional to 371,528.40, 512,790.84 and 244,215.84
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Solution
The fourth proportional to 371,528.40, 512,790.84 and 244,215.84 is: 337,071.53
Step by Step Solution
- Step 1: Write the proportion equation
371,528.40 : 512,790.84 = 244,215.84 : x - Step 2: Convert to fraction form
371,528.40/512,790.84 = 244,215.84/x - Step 3: Cross multiply
371,528.40x = 512,790.84 × 244,215.84 - Step 4: Simplify right side
371,528.40x = 125,231,645,734.91 - Step 5: Solve for x
x = 125,231,645,734.91/371,528.40 - Step 6: Final answer
x = 337,071.53
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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.