Finding the Fourth Proportional to 418,260.57, 577,203.04 and 227,273.96
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Solution
The fourth proportional to 418,260.57, 577,203.04 and 227,273.96 is: 313,639.94
Step by Step Solution
- Step 1: Write the proportion equation
418,260.57 : 577,203.04 = 227,273.96 : x - Step 2: Convert to fraction form
418,260.57/577,203.04 = 227,273.96/x - Step 3: Cross multiply
418,260.57x = 577,203.04 × 227,273.96 - Step 4: Simplify right side
418,260.57x = 131,183,219,181.83 - Step 5: Solve for x
x = 131,183,219,181.83/418,260.57 - Step 6: Final answer
x = 313,639.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.