Finding the Fourth Proportional to 307,672.20, 461,575.08 and 94,440.96
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Solution
The fourth proportional to 307,672.20, 461,575.08 and 94,440.96 is: 141,681.94
Step by Step Solution
- Step 1: Write the proportion equation
307,672.20 : 461,575.08 = 94,440.96 : x - Step 2: Convert to fraction form
307,672.20/461,575.08 = 94,440.96/x - Step 3: Cross multiply
307,672.20x = 461,575.08 × 94,440.96 - Step 4: Simplify right side
307,672.20x = 43,591,593,667.28 - Step 5: Solve for x
x = 43,591,593,667.28/307,672.20 - Step 6: Final answer
x = 141,681.94
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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.