Finding the Fourth Proportional to 344,815.11, 517,201.20 and 165,028.23
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Solution
The fourth proportional to 344,815.11, 517,201.20 and 165,028.23 is: 247,532.07
Step by Step Solution
- Step 1: Write the proportion equation
344,815.11 : 517,201.20 = 165,028.23 : x - Step 2: Convert to fraction form
344,815.11/517,201.20 = 165,028.23/x - Step 3: Cross multiply
344,815.11x = 517,201.20 × 165,028.23 - Step 4: Simplify right side
344,815.11x = 85,352,798,589.88 - Step 5: Solve for x
x = 85,352,798,589.88/344,815.11 - Step 6: Final answer
x = 247,532.07
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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.