Finding the Fourth Proportional to 543,669.01, 750,272.51 and 298,664.08
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Solution
The fourth proportional to 543,669.01, 750,272.51 and 298,664.08 is: 412,161.53
Step by Step Solution
- Step 1: Write the proportion equation
543,669.01 : 750,272.51 = 298,664.08 : x - Step 2: Convert to fraction form
543,669.01/750,272.51 = 298,664.08/x - Step 3: Cross multiply
543,669.01x = 750,272.51 × 298,664.08 - Step 4: Simplify right side
543,669.01x = 224,079,448,948.44 - Step 5: Solve for x
x = 224,079,448,948.44/543,669.01 - Step 6: Final answer
x = 412,161.53
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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.