Finding the Fourth Proportional to 898,383.06, 1,347,768.18 and 258,682.37
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Solution
The fourth proportional to 898,383.06, 1,347,768.18 and 258,682.37 is: 388,079.29
Step by Step Solution
- Step 1: Write the proportion equation
898,383.06 : 1,347,768.18 = 258,682.37 : x - Step 2: Convert to fraction form
898,383.06/1,347,768.18 = 258,682.37/x - Step 3: Cross multiply
898,383.06x = 1,347,768.18 × 258,682.37 - Step 4: Simplify right side
898,383.06x = 348,643,860,274.15 - Step 5: Solve for x
x = 348,643,860,274.15/898,383.06 - Step 6: Final answer
x = 388,079.29
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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.