Finding the Fourth Proportional to 451,157.14, 622,555.45 and 260,133.63
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Solution
The fourth proportional to 451,157.14, 622,555.45 and 260,133.63 is: 358,960.53
Step by Step Solution
- Step 1: Write the proportion equation
451,157.14 : 622,555.45 = 260,133.63 : x - Step 2: Convert to fraction form
451,157.14/622,555.45 = 260,133.63/x - Step 3: Cross multiply
451,157.14x = 622,555.45 × 260,133.63 - Step 4: Simplify right side
451,157.14x = 161,947,607,563.12 - Step 5: Solve for x
x = 161,947,607,563.12/451,157.14 - Step 6: Final answer
x = 358,960.53
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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.