Finding the Fourth Proportional to 737,564.60, 1,106,346.90 and 513,615.80
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Solution
The fourth proportional to 737,564.60, 1,106,346.90 and 513,615.80 is: 770,423.70
Step by Step Solution
- Step 1: Write the proportion equation
737,564.60 : 1,106,346.90 = 513,615.80 : x - Step 2: Convert to fraction form
737,564.60/1,106,346.90 = 513,615.80/x - Step 3: Cross multiply
737,564.60x = 1,106,346.90 × 513,615.80 - Step 4: Simplify right side
737,564.60x = 568,237,248,121.02 - Step 5: Solve for x
x = 568,237,248,121.02/737,564.60 - Step 6: Final answer
x = 770,423.70
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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.