Finding the Fourth Proportional to 417,810.74, 576,581.18 and 245,735.96
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Solution
The fourth proportional to 417,810.74, 576,581.18 and 245,735.96 is: 339,117.01
Step by Step Solution
- Step 1: Write the proportion equation
417,810.74 : 576,581.18 = 245,735.96 : x - Step 2: Convert to fraction form
417,810.74/576,581.18 = 245,735.96/x - Step 3: Cross multiply
417,810.74x = 576,581.18 × 245,735.96 - Step 4: Simplify right side
417,810.74x = 141,686,729,785.23 - Step 5: Solve for x
x = 141,686,729,785.23/417,810.74 - Step 6: Final answer
x = 339,117.01
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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.