Finding the Fourth Proportional to 881,438.99, 1,322,324.43 and 628,090.99
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Solution
The fourth proportional to 881,438.99, 1,322,324.43 and 628,090.99 is: 942,254.73
Step by Step Solution
- Step 1: Write the proportion equation
881,438.99 : 1,322,324.43 = 628,090.99 : x - Step 2: Convert to fraction form
881,438.99/1,322,324.43 = 628,090.99/x - Step 3: Cross multiply
881,438.99x = 1,322,324.43 × 628,090.99 - Step 4: Simplify right side
881,438.99x = 830,540,057,034.08 - Step 5: Solve for x
x = 830,540,057,034.08/881,438.99 - Step 6: Final answer
x = 942,254.73
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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.