Finding the Fourth Proportional to 318,286.17, 477,639.58 and 149,854.67
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Solution
The fourth proportional to 318,286.17, 477,639.58 and 149,854.67 is: 224,881.02
Step by Step Solution
- Step 1: Write the proportion equation
318,286.17 : 477,639.58 = 149,854.67 : x - Step 2: Convert to fraction form
318,286.17/477,639.58 = 149,854.67/x - Step 3: Cross multiply
318,286.17x = 477,639.58 × 149,854.67 - Step 4: Simplify right side
318,286.17x = 71,576,520,507.92 - Step 5: Solve for x
x = 71,576,520,507.92/318,286.17 - Step 6: Final answer
x = 224,881.02
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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.