Finding the Fourth Proportional to 418,260.17, 577,202.68 and 227,273.56
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Solution
The fourth proportional to 418,260.17, 577,202.68 and 227,273.56 is: 313,639.49
Step by Step Solution
- Step 1: Write the proportion equation
418,260.17 : 577,202.68 = 227,273.56 : x - Step 2: Convert to fraction form
418,260.17/577,202.68 = 227,273.56/x - Step 3: Cross multiply
418,260.17x = 577,202.68 × 227,273.56 - Step 4: Simplify right side
418,260.17x = 131,182,907,925.14 - Step 5: Solve for x
x = 131,182,907,925.14/418,260.17 - Step 6: Final answer
x = 313,639.49
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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.