Finding the Fourth Proportional to 942,759.76, 1,413,301.24 and 343,608.08
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Solution
The fourth proportional to 942,759.76, 1,413,301.24 and 343,608.08 is: 515,106.55
Step by Step Solution
- Step 1: Write the proportion equation
942,759.76 : 1,413,301.24 = 343,608.08 : x - Step 2: Convert to fraction form
942,759.76/1,413,301.24 = 343,608.08/x - Step 3: Cross multiply
942,759.76x = 1,413,301.24 × 343,608.08 - Step 4: Simplify right side
942,759.76x = 485,621,725,538.02 - Step 5: Solve for x
x = 485,621,725,538.02/942,759.76 - Step 6: Final answer
x = 515,106.55
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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.