Finding the Fourth Proportional to 267,542.66, 400,961.91 and 149,269.70
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Solution
The fourth proportional to 267,542.66, 400,961.91 and 149,269.70 is: 223,708.11
Step by Step Solution
- Step 1: Write the proportion equation
267,542.66 : 400,961.91 = 149,269.70 : x - Step 2: Convert to fraction form
267,542.66/400,961.91 = 149,269.70/x - Step 3: Cross multiply
267,542.66x = 400,961.91 × 149,269.70 - Step 4: Simplify right side
267,542.66x = 59,851,464,017.13 - Step 5: Solve for x
x = 59,851,464,017.13/267,542.66 - Step 6: Final answer
x = 223,708.11
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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.