Finding the Fourth Proportional to 992,567.20, 1,369,732.48 and 539,858.08
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Solution
The fourth proportional to 992,567.20, 1,369,732.48 and 539,858.08 is: 744,998.57
Step by Step Solution
- Step 1: Write the proportion equation
992,567.20 : 1,369,732.48 = 539,858.08 : x - Step 2: Convert to fraction form
992,567.20/1,369,732.48 = 539,858.08/x - Step 3: Cross multiply
992,567.20x = 1,369,732.48 × 539,858.08 - Step 4: Simplify right side
992,567.20x = 739,461,146,766.44 - Step 5: Solve for x
x = 739,461,146,766.44/992,567.20 - Step 6: Final answer
x = 744,998.57
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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.