Finding the Fourth Proportional to 343,932.06, 515,722.62 and 202,054.56
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Solution
The fourth proportional to 343,932.06, 515,722.62 and 202,054.56 is: 302,978.75
Step by Step Solution
- Step 1: Write the proportion equation
343,932.06 : 515,722.62 = 202,054.56 : x - Step 2: Convert to fraction form
343,932.06/515,722.62 = 202,054.56/x - Step 3: Cross multiply
343,932.06x = 515,722.62 × 202,054.56 - Step 4: Simplify right side
343,932.06x = 104,204,107,066.15 - Step 5: Solve for x
x = 104,204,107,066.15/343,932.06 - Step 6: Final answer
x = 302,978.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.