Finding the Fourth Proportional to 397,259.08, 548,394.24 and 236,166.28
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Solution
The fourth proportional to 397,259.08, 548,394.24 and 236,166.28 is: 326,014.52
Step by Step Solution
- Step 1: Write the proportion equation
397,259.08 : 548,394.24 = 236,166.28 : x - Step 2: Convert to fraction form
397,259.08/548,394.24 = 236,166.28/x - Step 3: Cross multiply
397,259.08x = 548,394.24 × 236,166.28 - Step 4: Simplify right side
397,259.08x = 129,512,227,634.23 - Step 5: Solve for x
x = 129,512,227,634.23/397,259.08 - Step 6: Final answer
x = 326,014.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.