Finding the Fourth Proportional to 451,163.95, 622,564.84 and 260,140.44
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Solution
The fourth proportional to 451,163.95, 622,564.84 and 260,140.44 is: 358,969.93
Step by Step Solution
- Step 1: Write the proportion equation
451,163.95 : 622,564.84 = 260,140.44 : x - Step 2: Convert to fraction form
451,163.95/622,564.84 = 260,140.44/x - Step 3: Cross multiply
451,163.95x = 622,564.84 × 260,140.44 - Step 4: Simplify right side
451,163.95x = 161,954,291,406.13 - Step 5: Solve for x
x = 161,954,291,406.13/451,163.95 - Step 6: Final answer
x = 358,969.93
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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.