Finding the Fourth Proportional to 314,530.56, 471,561.84 and 282,847.68
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Solution
The fourth proportional to 314,530.56, 471,561.84 and 282,847.68 is: 424,061.09
Step by Step Solution
- Step 1: Write the proportion equation
314,530.56 : 471,561.84 = 282,847.68 : x - Step 2: Convert to fraction form
314,530.56/471,561.84 = 282,847.68/x - Step 3: Cross multiply
314,530.56x = 471,561.84 × 282,847.68 - Step 4: Simplify right side
314,530.56x = 133,380,172,420.53 - Step 5: Solve for x
x = 133,380,172,420.53/314,530.56 - Step 6: Final answer
x = 424,061.09
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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.