Finding the Fourth Proportional to 539,574.96, 809,361.90 and 160,494.12
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Solution
The fourth proportional to 539,574.96, 809,361.90 and 160,494.12 is: 240,741.02
Step by Step Solution
- Step 1: Write the proportion equation
539,574.96 : 809,361.90 = 160,494.12 : x - Step 2: Convert to fraction form
539,574.96/809,361.90 = 160,494.12/x - Step 3: Cross multiply
539,574.96x = 809,361.90 × 160,494.12 - Step 4: Simplify right side
539,574.96x = 129,897,825,902.03 - Step 5: Solve for x
x = 129,897,825,902.03/539,574.96 - Step 6: Final answer
x = 240,741.02
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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.