Finding the Fourth Proportional to 361,216.81, 541,932.14 and 124,583.41
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Solution
The fourth proportional to 361,216.81, 541,932.14 and 124,583.41 is: 186,911.99
Step by Step Solution
- Step 1: Write the proportion equation
361,216.81 : 541,932.14 = 124,583.41 : x - Step 2: Convert to fraction form
361,216.81/541,932.14 = 124,583.41/x - Step 3: Cross multiply
361,216.81x = 541,932.14 × 124,583.41 - Step 4: Simplify right side
361,216.81x = 67,515,753,989.80 - Step 5: Solve for x
x = 67,515,753,989.80/361,216.81 - Step 6: Final answer
x = 186,911.99
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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.