Finding the Fourth Proportional to 838,523.80, 1,257,858.60 and 269,962.12
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Solution
The fourth proportional to 838,523.80, 1,257,858.60 and 269,962.12 is: 404,966.65
Step by Step Solution
- Step 1: Write the proportion equation
838,523.80 : 1,257,858.60 = 269,962.12 : x - Step 2: Convert to fraction form
838,523.80/1,257,858.60 = 269,962.12/x - Step 3: Cross multiply
838,523.80x = 1,257,858.60 × 269,962.12 - Step 4: Simplify right side
838,523.80x = 339,574,174,316.23 - Step 5: Solve for x
x = 339,574,174,316.23/838,523.80 - Step 6: Final answer
x = 404,966.65
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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.