Finding the Fourth Proportional to 268,684.14, 370,784.07 and 147,822.84
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Solution
The fourth proportional to 268,684.14, 370,784.07 and 147,822.84 is: 203,995.50
Step by Step Solution
- Step 1: Write the proportion equation
268,684.14 : 370,784.07 = 147,822.84 : x - Step 2: Convert to fraction form
268,684.14/370,784.07 = 147,822.84/x - Step 3: Cross multiply
268,684.14x = 370,784.07 × 147,822.84 - Step 4: Simplify right side
268,684.14x = 54,810,354,254.16 - Step 5: Solve for x
x = 54,810,354,254.16/268,684.14 - Step 6: Final answer
x = 203,995.50
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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.