Finding the Fourth Proportional to 851,969.26, 1,175,698.64 and 469,995.94
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Solution
The fourth proportional to 851,969.26, 1,175,698.64 and 469,995.94 is: 648,583.95
Step by Step Solution
- Step 1: Write the proportion equation
851,969.26 : 1,175,698.64 = 469,995.94 : x - Step 2: Convert to fraction form
851,969.26/1,175,698.64 = 469,995.94/x - Step 3: Cross multiply
851,969.26x = 1,175,698.64 × 469,995.94 - Step 4: Simplify right side
851,969.26x = 552,573,585,699.27 - Step 5: Solve for x
x = 552,573,585,699.27/851,969.26 - Step 6: Final answer
x = 648,583.95
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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.