Finding the Fourth Proportional to 980,534.17, 1,471,096.64 and 349,365.97
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Solution
The fourth proportional to 980,534.17, 1,471,096.64 and 349,365.97 is: 524,154.20
Step by Step Solution
- Step 1: Write the proportion equation
980,534.17 : 1,471,096.64 = 349,365.97 : x - Step 2: Convert to fraction form
980,534.17/1,471,096.64 = 349,365.97/x - Step 3: Cross multiply
980,534.17x = 1,471,096.64 × 349,365.97 - Step 4: Simplify right side
980,534.17x = 513,951,104,597.34 - Step 5: Solve for x
x = 513,951,104,597.34/980,534.17 - Step 6: Final answer
x = 524,154.20
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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.