Finding the Fourth Proportional to 276,455.24, 414,636.54 and 76,795.81
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Solution
The fourth proportional to 276,455.24, 414,636.54 and 76,795.81 is: 115,180.84
Step by Step Solution
- Step 1: Write the proportion equation
276,455.24 : 414,636.54 = 76,795.81 : x - Step 2: Convert to fraction form
276,455.24/414,636.54 = 76,795.81/x - Step 3: Cross multiply
276,455.24x = 414,636.54 × 76,795.81 - Step 4: Simplify right side
276,455.24x = 31,842,347,620.32 - Step 5: Solve for x
x = 31,842,347,620.32/276,455.24 - Step 6: Final answer
x = 115,180.84
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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.