Finding the Fourth Proportional to 992,062.84, 1,369,039.98 and 539,353.84
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Solution
The fourth proportional to 992,062.84, 1,369,039.98 and 539,353.84 is: 744,304.64
Step by Step Solution
- Step 1: Write the proportion equation
992,062.84 : 1,369,039.98 = 539,353.84 : x - Step 2: Convert to fraction form
992,062.84/1,369,039.98 = 539,353.84/x - Step 3: Cross multiply
992,062.84x = 1,369,039.98 × 539,353.84 - Step 4: Simplify right side
992,062.84x = 738,396,970,326.52 - Step 5: Solve for x
x = 738,396,970,326.52/992,062.84 - Step 6: Final answer
x = 744,304.64
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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.