Finding the Fourth Proportional to 708,602.58, 1,062,685.85 and 203,028.09
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Solution
The fourth proportional to 708,602.58, 1,062,685.85 and 203,028.09 is: 304,479.68
Step by Step Solution
- Step 1: Write the proportion equation
708,602.58 : 1,062,685.85 = 203,028.09 : x - Step 2: Convert to fraction form
708,602.58/1,062,685.85 = 203,028.09/x - Step 3: Cross multiply
708,602.58x = 1,062,685.85 × 203,028.09 - Step 4: Simplify right side
708,602.58x = 215,755,084,074.78 - Step 5: Solve for x
x = 215,755,084,074.78/708,602.58 - Step 6: Final answer
x = 304,479.68
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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.