Finding the Fourth Proportional to 777,182.90, 1,163,967.60 and 750,243.92
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Solution
The fourth proportional to 777,182.90, 1,163,967.60 and 750,243.92 is: 1,123,621.76
Step by Step Solution
- Step 1: Write the proportion equation
777,182.90 : 1,163,967.60 = 750,243.92 : x - Step 2: Convert to fraction form
777,182.90/1,163,967.60 = 750,243.92/x - Step 3: Cross multiply
777,182.90x = 1,163,967.60 × 750,243.92 - Step 4: Simplify right side
777,182.90x = 873,259,614,976.99 - Step 5: Solve for x
x = 873,259,614,976.99/777,182.90 - Step 6: Final answer
x = 1,123,621.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.