Finding the Fourth Proportional to 850,203.70, 1,173,079.63 and 482,599.07
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Solution
The fourth proportional to 850,203.70, 1,173,079.63 and 482,599.07 is: 665,872.35
Step by Step Solution
- Step 1: Write the proportion equation
850,203.70 : 1,173,079.63 = 482,599.07 : x - Step 2: Convert to fraction form
850,203.70/1,173,079.63 = 482,599.07/x - Step 3: Cross multiply
850,203.70x = 1,173,079.63 × 482,599.07 - Step 4: Simplify right side
850,203.70x = 566,127,138,473.94 - Step 5: Solve for x
x = 566,127,138,473.94/850,203.70 - Step 6: Final answer
x = 665,872.35
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1.5x scale
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.