Finding the Fourth Proportional to 492,585.79, 737,771.49 and 299,938.42
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Solution
The fourth proportional to 492,585.79, 737,771.49 and 299,938.42 is: 449,233.45
Step by Step Solution
- Step 1: Write the proportion equation
492,585.79 : 737,771.49 = 299,938.42 : x - Step 2: Convert to fraction form
492,585.79/737,771.49 = 299,938.42/x - Step 3: Cross multiply
492,585.79x = 737,771.49 × 299,938.42 - Step 4: Simplify right side
492,585.79x = 221,286,015,031.65 - Step 5: Solve for x
x = 221,286,015,031.65/492,585.79 - Step 6: Final answer
x = 449,233.45
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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.