Finding the Fourth Proportional to 851,256.64, 1,174,743.25 and 469,297.09
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Solution
The fourth proportional to 851,256.64, 1,174,743.25 and 469,297.09 is: 647,635.00
Step by Step Solution
- Step 1: Write the proportion equation
851,256.64 : 1,174,743.25 = 469,297.09 : x - Step 2: Convert to fraction form
851,256.64/1,174,743.25 = 469,297.09/x - Step 3: Cross multiply
851,256.64x = 1,174,743.25 × 469,297.09 - Step 4: Simplify right side
851,256.64x = 551,303,591,657.13 - Step 5: Solve for x
x = 551,303,591,657.13/851,256.64 - Step 6: Final answer
x = 647,635.00
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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.