Finding the Fourth Proportional to 555,302.20, 832,467.30 and 377,231.80
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Solution
The fourth proportional to 555,302.20, 832,467.30 and 377,231.80 is: 565,517.55
Step by Step Solution
- Step 1: Write the proportion equation
555,302.20 : 832,467.30 = 377,231.80 : x - Step 2: Convert to fraction form
555,302.20/832,467.30 = 377,231.80/x - Step 3: Cross multiply
555,302.20x = 832,467.30 × 377,231.80 - Step 4: Simplify right side
555,302.20x = 314,033,138,020.14 - Step 5: Solve for x
x = 314,033,138,020.14/555,302.20 - Step 6: Final answer
x = 565,517.55
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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.