Finding the Fourth Proportional to 659,610.44, 910,262.21 and 357,804.44
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Solution
The fourth proportional to 659,610.44, 910,262.21 and 357,804.44 is: 493,770.02
Step by Step Solution
- Step 1: Write the proportion equation
659,610.44 : 910,262.21 = 357,804.44 : x - Step 2: Convert to fraction form
659,610.44/910,262.21 = 357,804.44/x - Step 3: Cross multiply
659,610.44x = 910,262.21 × 357,804.44 - Step 4: Simplify right side
659,610.44x = 325,695,857,375.36 - Step 5: Solve for x
x = 325,695,857,375.36/659,610.44 - Step 6: Final answer
x = 493,770.02
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1.5x scale
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.