Finding the Fourth Proportional to 505,955.16, 698,232.56 and 276,525.19
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Solution
The fourth proportional to 505,955.16, 698,232.56 and 276,525.19 is: 381,612.65
Step by Step Solution
- Step 1: Write the proportion equation
505,955.16 : 698,232.56 = 276,525.19 : x - Step 2: Convert to fraction form
505,955.16/698,232.56 = 276,525.19/x - Step 3: Cross multiply
505,955.16x = 698,232.56 × 276,525.19 - Step 4: Simplify right side
505,955.16x = 193,078,890,808.35 - Step 5: Solve for x
x = 193,078,890,808.35/505,955.16 - Step 6: Final answer
x = 381,612.65
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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.