Finding the Fourth Proportional to 307,659.41, 461,537.91 and 130,167.75
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Solution
The fourth proportional to 307,659.41, 461,537.91 and 130,167.75 is: 195,272.27
Step by Step Solution
- Step 1: Write the proportion equation
307,659.41 : 461,537.91 = 130,167.75 : x - Step 2: Convert to fraction form
307,659.41/461,537.91 = 130,167.75/x - Step 3: Cross multiply
307,659.41x = 461,537.91 × 130,167.75 - Step 4: Simplify right side
307,659.41x = 60,077,351,284.40 - Step 5: Solve for x
x = 60,077,351,284.40/307,659.41 - Step 6: Final answer
x = 195,272.27
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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.