Finding the Fourth Proportional to 790,704.24, 1,090,356.27 and 676,361.40
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Solution
The fourth proportional to 790,704.24, 1,090,356.27 and 676,361.40 is: 932,681.08
Step by Step Solution
- Step 1: Write the proportion equation
790,704.24 : 1,090,356.27 = 676,361.40 : x - Step 2: Convert to fraction form
790,704.24/1,090,356.27 = 676,361.40/x - Step 3: Cross multiply
790,704.24x = 1,090,356.27 × 676,361.40 - Step 4: Simplify right side
790,704.24x = 737,474,887,824.20 - Step 5: Solve for x
x = 737,474,887,824.20/790,704.24 - Step 6: Final answer
x = 932,681.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.