Finding the Fourth Proportional to 869,414.56, 1,304,126.34 and 395,768.68
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Solution
The fourth proportional to 869,414.56, 1,304,126.34 and 395,768.68 is: 593,655.07
Step by Step Solution
- Step 1: Write the proportion equation
869,414.56 : 1,304,126.34 = 395,768.68 : x - Step 2: Convert to fraction form
869,414.56/1,304,126.34 = 395,768.68/x - Step 3: Cross multiply
869,414.56x = 1,304,126.34 × 395,768.68 - Step 4: Simplify right side
869,414.56x = 516,132,360,135.03 - Step 5: Solve for x
x = 516,132,360,135.03/869,414.56 - Step 6: Final answer
x = 593,655.07
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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.