Finding the Fourth Proportional to 990,666.24, 1,367,135.68 and 560,935.04
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Solution
The fourth proportional to 990,666.24, 1,367,135.68 and 560,935.04 is: 774,099.57
Step by Step Solution
- Step 1: Write the proportion equation
990,666.24 : 1,367,135.68 = 560,935.04 : x - Step 2: Convert to fraction form
990,666.24/1,367,135.68 = 560,935.04/x - Step 3: Cross multiply
990,666.24x = 1,367,135.68 × 560,935.04 - Step 4: Simplify right side
990,666.24x = 766,874,307,346.23 - Step 5: Solve for x
x = 766,874,307,346.23/990,666.24 - Step 6: Final answer
x = 774,099.57
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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.