Finding the Fourth Proportional to 330,614.68, 456,298.13 and 201,627.99
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Solution
The fourth proportional to 330,614.68, 456,298.13 and 201,627.99 is: 278,277.04
Step by Step Solution
- Step 1: Write the proportion equation
330,614.68 : 456,298.13 = 201,627.99 : x - Step 2: Convert to fraction form
330,614.68/456,298.13 = 201,627.99/x - Step 3: Cross multiply
330,614.68x = 456,298.13 × 201,627.99 - Step 4: Simplify right side
330,614.68x = 92,002,474,792.66 - Step 5: Solve for x
x = 92,002,474,792.66/330,614.68 - Step 6: Final answer
x = 278,277.04
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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.