Finding the Fourth Proportional to 415,724.55, 622,026.77 and 246,625.71
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Solution
The fourth proportional to 415,724.55, 622,026.77 and 246,625.71 is: 369,013.07
Step by Step Solution
- Step 1: Write the proportion equation
415,724.55 : 622,026.77 = 246,625.71 : x - Step 2: Convert to fraction form
415,724.55/622,026.77 = 246,625.71/x - Step 3: Cross multiply
415,724.55x = 622,026.77 × 246,625.71 - Step 4: Simplify right side
415,724.55x = 153,407,792,557.13 - Step 5: Solve for x
x = 153,407,792,557.13/415,724.55 - Step 6: Final answer
x = 369,013.07
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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.