Finding the Fourth Proportional to 635,301.28, 876,709.68 and 348,818.84
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Solution
The fourth proportional to 635,301.28, 876,709.68 and 348,818.84 is: 481,366.66
Step by Step Solution
- Step 1: Write the proportion equation
635,301.28 : 876,709.68 = 348,818.84 : x - Step 2: Convert to fraction form
635,301.28/876,709.68 = 348,818.84/x - Step 3: Cross multiply
635,301.28x = 876,709.68 × 348,818.84 - Step 4: Simplify right side
635,301.28x = 305,812,853,594.37 - Step 5: Solve for x
x = 305,812,853,594.37/635,301.28 - Step 6: Final answer
x = 481,366.66
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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.