Finding the Fourth Proportional to 514,540.98, 771,811.74 and 214,858.26
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Solution
The fourth proportional to 514,540.98, 771,811.74 and 214,858.26 is: 322,287.50
Step by Step Solution
- Step 1: Write the proportion equation
514,540.98 : 771,811.74 = 214,858.26 : x - Step 2: Convert to fraction form
514,540.98/771,811.74 = 214,858.26/x - Step 3: Cross multiply
514,540.98x = 771,811.74 × 214,858.26 - Step 4: Simplify right side
514,540.98x = 165,830,127,503.97 - Step 5: Solve for x
x = 165,830,127,503.97/514,540.98 - Step 6: Final answer
x = 322,287.50
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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.