Finding the Fourth Proportional to 577,668.21, 866,504.76 and 379,244.13
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Solution
The fourth proportional to 577,668.21, 866,504.76 and 379,244.13 is: 568,867.80
Step by Step Solution
- Step 1: Write the proportion equation
577,668.21 : 866,504.76 = 379,244.13 : x - Step 2: Convert to fraction form
577,668.21/866,504.76 = 379,244.13/x - Step 3: Cross multiply
577,668.21x = 866,504.76 × 379,244.13 - Step 4: Simplify right side
577,668.21x = 328,616,843,847.06 - Step 5: Solve for x
x = 328,616,843,847.06/577,668.21 - Step 6: Final answer
x = 568,867.80
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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.