Finding the Fourth Proportional to 274,888.08, 412,490.70 and 148,528.68
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Solution
The fourth proportional to 274,888.08, 412,490.70 and 148,528.68 is: 222,878.70
Step by Step Solution
- Step 1: Write the proportion equation
274,888.08 : 412,490.70 = 148,528.68 : x - Step 2: Convert to fraction form
274,888.08/412,490.70 = 148,528.68/x - Step 3: Cross multiply
274,888.08x = 412,490.70 × 148,528.68 - Step 4: Simplify right side
274,888.08x = 61,266,699,183.28 - Step 5: Solve for x
x = 61,266,699,183.28/274,888.08 - Step 6: Final answer
x = 222,878.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.