Finding the Fourth Proportional to 314,829.08, 472,383.21 and 165,033.62
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Solution
The fourth proportional to 314,829.08, 472,383.21 and 165,033.62 is: 247,623.60
Step by Step Solution
- Step 1: Write the proportion equation
314,829.08 : 472,383.21 = 165,033.62 : x - Step 2: Convert to fraction form
314,829.08/472,383.21 = 165,033.62/x - Step 3: Cross multiply
314,829.08x = 472,383.21 × 165,033.62 - Step 4: Simplify right side
314,829.08x = 77,959,107,986.44 - Step 5: Solve for x
x = 77,959,107,986.44/314,829.08 - Step 6: Final answer
x = 247,623.60
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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.