Finding the Fourth Proportional to 462,365.41, 693,548.11 and 129,941.41
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Solution
The fourth proportional to 462,365.41, 693,548.11 and 129,941.41 is: 194,912.11
Step by Step Solution
- Step 1: Write the proportion equation
462,365.41 : 693,548.11 = 129,941.41 : x - Step 2: Convert to fraction form
462,365.41/693,548.11 = 129,941.41/x - Step 3: Cross multiply
462,365.41x = 693,548.11 × 129,941.41 - Step 4: Simplify right side
462,365.41x = 90,120,619,316.24 - Step 5: Solve for x
x = 90,120,619,316.24/462,365.41 - Step 6: Final answer
x = 194,912.11
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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.