Finding the Fourth Proportional to 737,615.80, 1,106,423.70 and 238,979.80
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Solution
The fourth proportional to 737,615.80, 1,106,423.70 and 238,979.80 is: 358,469.70
Step by Step Solution
- Step 1: Write the proportion equation
737,615.80 : 1,106,423.70 = 238,979.80 : x - Step 2: Convert to fraction form
737,615.80/1,106,423.70 = 238,979.80/x - Step 3: Cross multiply
737,615.80x = 1,106,423.70 × 238,979.80 - Step 4: Simplify right side
737,615.80x = 264,412,914,541.26 - Step 5: Solve for x
x = 264,412,914,541.26/737,615.80 - Step 6: Final answer
x = 358,469.70
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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.