Finding the Fourth Proportional to 737,554.10, 1,015,682.28 and 640,713.74
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Solution
The fourth proportional to 737,554.10, 1,015,682.28 and 640,713.74 is: 882,323.88
Step by Step Solution
- Step 1: Write the proportion equation
737,554.10 : 1,015,682.28 = 640,713.74 : x - Step 2: Convert to fraction form
737,554.10/1,015,682.28 = 640,713.74/x - Step 3: Cross multiply
737,554.10x = 1,015,682.28 × 640,713.74 - Step 4: Simplify right side
737,554.10x = 650,761,592,270.53 - Step 5: Solve for x
x = 650,761,592,270.53/737,554.10 - Step 6: Final answer
x = 882,323.88
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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.