Finding the Fourth Proportional to 416,909.74, 625,358.01 and 132,596.19
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Solution
The fourth proportional to 416,909.74, 625,358.01 and 132,596.19 is: 198,892.19
Step by Step Solution
- Step 1: Write the proportion equation
416,909.74 : 625,358.01 = 132,596.19 : x - Step 2: Convert to fraction form
416,909.74/625,358.01 = 132,596.19/x - Step 3: Cross multiply
416,909.74x = 625,358.01 × 132,596.19 - Step 4: Simplify right side
416,909.74x = 82,920,089,511.98 - Step 5: Solve for x
x = 82,920,089,511.98/416,909.74 - Step 6: Final answer
x = 198,892.19
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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.