Finding the Fourth Proportional to 739,511.98, 1,109,434.19 and 234,103.26
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Solution
The fourth proportional to 739,511.98, 1,109,434.19 and 234,103.26 is: 351,207.51
Step by Step Solution
- Step 1: Write the proportion equation
739,511.98 : 1,109,434.19 = 234,103.26 : x - Step 2: Convert to fraction form
739,511.98/1,109,434.19 = 234,103.26/x - Step 3: Cross multiply
739,511.98x = 1,109,434.19 × 234,103.26 - Step 4: Simplify right side
739,511.98x = 259,722,163,624.32 - Step 5: Solve for x
x = 259,722,163,624.32/739,511.98 - Step 6: Final answer
x = 351,207.51
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1.5x scale
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.