Finding the Fourth Proportional to 551,992.68, 827,989.02 and 178,015.68
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Solution
The fourth proportional to 551,992.68, 827,989.02 and 178,015.68 is: 267,023.52
Step by Step Solution
- Step 1: Write the proportion equation
551,992.68 : 827,989.02 = 178,015.68 : x - Step 2: Convert to fraction form
551,992.68/827,989.02 = 178,015.68/x - Step 3: Cross multiply
551,992.68x = 827,989.02 × 178,015.68 - Step 4: Simplify right side
551,992.68x = 147,395,028,427.83 - Step 5: Solve for x
x = 147,395,028,427.83/551,992.68 - Step 6: Final answer
x = 267,023.52
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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.