Finding the Fourth Proportional to 551,708.40, 827,562.60 and 236,197.20
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Solution
The fourth proportional to 551,708.40, 827,562.60 and 236,197.20 is: 354,295.80
Step by Step Solution
- Step 1: Write the proportion equation
551,708.40 : 827,562.60 = 236,197.20 : x - Step 2: Convert to fraction form
551,708.40/827,562.60 = 236,197.20/x - Step 3: Cross multiply
551,708.40x = 827,562.60 × 236,197.20 - Step 4: Simplify right side
551,708.40x = 195,467,968,944.72 - Step 5: Solve for x
x = 195,467,968,944.72/551,708.40 - Step 6: Final answer
x = 354,295.80
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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.