Finding the Fourth Proportional to 776,195.98, 1,070,796.45 and 560,995.18
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Solution
The fourth proportional to 776,195.98, 1,070,796.45 and 560,995.18 is: 773,917.49
Step by Step Solution
- Step 1: Write the proportion equation
776,195.98 : 1,070,796.45 = 560,995.18 : x - Step 2: Convert to fraction form
776,195.98/1,070,796.45 = 560,995.18/x - Step 3: Cross multiply
776,195.98x = 1,070,796.45 × 560,995.18 - Step 4: Simplify right side
776,195.98x = 600,711,647,211.11 - Step 5: Solve for x
x = 600,711,647,211.11/776,195.98 - Step 6: Final answer
x = 773,917.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.