Finding the Fourth Proportional to 481,860.08, 664,968.12 and 266,998.40
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Solution
The fourth proportional to 481,860.08, 664,968.12 and 266,998.40 is: 368,458.46
Step by Step Solution
- Step 1: Write the proportion equation
481,860.08 : 664,968.12 = 266,998.40 : x - Step 2: Convert to fraction form
481,860.08/664,968.12 = 266,998.40/x - Step 3: Cross multiply
481,860.08x = 664,968.12 × 266,998.40 - Step 4: Simplify right side
481,860.08x = 177,545,424,091.01 - Step 5: Solve for x
x = 177,545,424,091.01/481,860.08 - Step 6: Final answer
x = 368,458.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.