Finding the Fourth Proportional to 992,777.44, 1,489,146.96 and 282,810.08
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Solution
The fourth proportional to 992,777.44, 1,489,146.96 and 282,810.08 is: 424,209.65
Step by Step Solution
- Step 1: Write the proportion equation
992,777.44 : 1,489,146.96 = 282,810.08 : x - Step 2: Convert to fraction form
992,777.44/1,489,146.96 = 282,810.08/x - Step 3: Cross multiply
992,777.44x = 1,489,146.96 × 282,810.08 - Step 4: Simplify right side
992,777.44x = 421,145,770,889.36 - Step 5: Solve for x
x = 421,145,770,889.36/992,777.44 - Step 6: Final answer
x = 424,209.65
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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.