Finding the Fourth Proportional to 409,212.65, 564,741.84 and 248,074.49
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Solution
The fourth proportional to 409,212.65, 564,741.84 and 248,074.49 is: 342,360.00
Step by Step Solution
- Step 1: Write the proportion equation
409,212.65 : 564,741.84 = 248,074.49 : x - Step 2: Convert to fraction form
409,212.65/564,741.84 = 248,074.49/x - Step 3: Cross multiply
409,212.65x = 564,741.84 × 248,074.49 - Step 4: Simplify right side
409,212.65x = 140,098,041,115.95 - Step 5: Solve for x
x = 140,098,041,115.95/409,212.65 - Step 6: Final answer
x = 342,360.00
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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.