Finding the Fourth Proportional to 737,572.60, 1,106,358.90 and 513,623.80
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Solution
The fourth proportional to 737,572.60, 1,106,358.90 and 513,623.80 is: 770,435.70
Step by Step Solution
- Step 1: Write the proportion equation
737,572.60 : 1,106,358.90 = 513,623.80 : x - Step 2: Convert to fraction form
737,572.60/1,106,358.90 = 513,623.80/x - Step 3: Cross multiply
737,572.60x = 1,106,358.90 × 513,623.80 - Step 4: Simplify right side
737,572.60x = 568,252,262,381.82 - Step 5: Solve for x
x = 568,252,262,381.82/737,572.60 - Step 6: Final answer
x = 770,435.70
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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.