Finding the Fourth Proportional to 534,616.74, 737,795.34 and 305,236.08
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Solution
The fourth proportional to 534,616.74, 737,795.34 and 305,236.08 is: 421,239.63
Step by Step Solution
- Step 1: Write the proportion equation
534,616.74 : 737,795.34 = 305,236.08 : x - Step 2: Convert to fraction form
534,616.74/737,795.34 = 305,236.08/x - Step 3: Cross multiply
534,616.74x = 737,795.34 × 305,236.08 - Step 4: Simplify right side
534,616.74x = 225,201,757,423.87 - Step 5: Solve for x
x = 225,201,757,423.87/534,616.74 - Step 6: Final answer
x = 421,239.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.