Finding the Fourth Proportional to 672,033.06, 1,007,890.35 and 192,246.07
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Solution
The fourth proportional to 672,033.06, 1,007,890.35 and 192,246.07 is: 288,323.55
Step by Step Solution
- Step 1: Write the proportion equation
672,033.06 : 1,007,890.35 = 192,246.07 : x - Step 2: Convert to fraction form
672,033.06/1,007,890.35 = 192,246.07/x - Step 3: Cross multiply
672,033.06x = 1,007,890.35 × 192,246.07 - Step 4: Simplify right side
672,033.06x = 193,762,958,778.43 - Step 5: Solve for x
x = 193,762,958,778.43/672,033.06 - Step 6: Final answer
x = 288,323.55
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1.5x scale
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.