Finding the Fourth Proportional to 794,912.10, 1,192,368.15 and 542,969.70
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Solution
The fourth proportional to 794,912.10, 1,192,368.15 and 542,969.70 is: 814,454.55
Step by Step Solution
- Step 1: Write the proportion equation
794,912.10 : 1,192,368.15 = 542,969.70 : x - Step 2: Convert to fraction form
794,912.10/1,192,368.15 = 542,969.70/x - Step 3: Cross multiply
794,912.10x = 1,192,368.15 × 542,969.70 - Step 4: Simplify right side
794,912.10x = 647,419,776,695.06 - Step 5: Solve for x
x = 647,419,776,695.06/794,912.10 - Step 6: Final answer
x = 814,454.55
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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.