Finding the Fourth Proportional to 331,262.68, 456,989.64 and 195,203.68
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Solution
The fourth proportional to 331,262.68, 456,989.64 and 195,203.68 is: 269,291.00
Step by Step Solution
- Step 1: Write the proportion equation
331,262.68 : 456,989.64 = 195,203.68 : x - Step 2: Convert to fraction form
331,262.68/456,989.64 = 195,203.68/x - Step 3: Cross multiply
331,262.68x = 456,989.64 × 195,203.68 - Step 4: Simplify right side
331,262.68x = 89,206,059,449.88 - Step 5: Solve for x
x = 89,206,059,449.88/331,262.68 - Step 6: Final answer
x = 269,291.00
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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.