Finding the Fourth Proportional to 551,548.95, 827,110.19 and 214,544.09
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Solution
The fourth proportional to 551,548.95, 827,110.19 and 214,544.09 is: 321,733.19
Step by Step Solution
- Step 1: Write the proportion equation
551,548.95 : 827,110.19 = 214,544.09 : x - Step 2: Convert to fraction form
551,548.95/827,110.19 = 214,544.09/x - Step 3: Cross multiply
551,548.95x = 827,110.19 × 214,544.09 - Step 4: Simplify right side
551,548.95x = 177,451,604,440.60 - Step 5: Solve for x
x = 177,451,604,440.60/551,548.95 - Step 6: Final answer
x = 321,733.19
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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.