Finding the Fourth Proportional to 267,170.24, 400,478.88 and 126,822.08
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Solution
The fourth proportional to 267,170.24, 400,478.88 and 126,822.08 is: 190,101.88
Step by Step Solution
- Step 1: Write the proportion equation
267,170.24 : 400,478.88 = 126,822.08 : x - Step 2: Convert to fraction form
267,170.24/400,478.88 = 126,822.08/x - Step 3: Cross multiply
267,170.24x = 400,478.88 × 126,822.08 - Step 4: Simplify right side
267,170.24x = 50,789,564,557.67 - Step 5: Solve for x
x = 50,789,564,557.67/267,170.24 - Step 6: Final answer
x = 190,101.88
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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.