Finding the Fourth Proportional to 964,895.97, 1,445,517.09 and 644,080.48
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Solution
The fourth proportional to 964,895.97, 1,445,517.09 and 644,080.48 is: 964,901.27
Step by Step Solution
- Step 1: Write the proportion equation
964,895.97 : 1,445,517.09 = 644,080.48 : x - Step 2: Convert to fraction form
964,895.97/1,445,517.09 = 644,080.48/x - Step 3: Cross multiply
964,895.97x = 1,445,517.09 × 644,080.48 - Step 4: Simplify right side
964,895.97x = 931,029,341,175.40 - Step 5: Solve for x
x = 931,029,341,175.40/964,895.97 - Step 6: Final answer
x = 964,901.27
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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.