Finding the Fourth Proportional to 845,660.55, 1,268,677.42 and 246,668.59
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Solution
The fourth proportional to 845,660.55, 1,268,677.42 and 246,668.59 is: 370,057.31
Step by Step Solution
- Step 1: Write the proportion equation
845,660.55 : 1,268,677.42 = 246,668.59 : x - Step 2: Convert to fraction form
845,660.55/1,268,677.42 = 246,668.59/x - Step 3: Cross multiply
845,660.55x = 1,268,677.42 × 246,668.59 - Step 4: Simplify right side
845,660.55x = 312,942,871,325.41 - Step 5: Solve for x
x = 312,942,871,325.41/845,660.55 - Step 6: Final answer
x = 370,057.31
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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.