Finding the Fourth Proportional to 310,197.49, 465,527.84 and 230,419.68
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Solution
The fourth proportional to 310,197.49, 465,527.84 and 230,419.68 is: 345,801.56
Step by Step Solution
- Step 1: Write the proportion equation
310,197.49 : 465,527.84 = 230,419.68 : x - Step 2: Convert to fraction form
310,197.49/465,527.84 = 230,419.68/x - Step 3: Cross multiply
310,197.49x = 465,527.84 × 230,419.68 - Step 4: Simplify right side
310,197.49x = 107,266,775,923.89 - Step 5: Solve for x
x = 107,266,775,923.89/310,197.49 - Step 6: Final answer
x = 345,801.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.