Finding the Fourth Proportional to 548,201.69, 822,358.93 and 206,932.56
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Solution
The fourth proportional to 548,201.69, 822,358.93 and 206,932.56 is: 310,420.14
Step by Step Solution
- Step 1: Write the proportion equation
548,201.69 : 822,358.93 = 206,932.56 : x - Step 2: Convert to fraction form
548,201.69/822,358.93 = 206,932.56/x - Step 3: Cross multiply
548,201.69x = 822,358.93 × 206,932.56 - Step 4: Simplify right side
548,201.69x = 170,172,842,349.24 - Step 5: Solve for x
x = 170,172,842,349.24/548,201.69 - Step 6: Final answer
x = 310,420.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.