Finding the Fourth Proportional to 756,650.36, 1,044,189.08 and 412,486.49
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Solution
The fourth proportional to 756,650.36, 1,044,189.08 and 412,486.49 is: 569,237.67
Step by Step Solution
- Step 1: Write the proportion equation
756,650.36 : 1,044,189.08 = 412,486.49 : x - Step 2: Convert to fraction form
756,650.36/1,044,189.08 = 412,486.49/x - Step 3: Cross multiply
756,650.36x = 1,044,189.08 × 412,486.49 - Step 4: Simplify right side
756,650.36x = 430,713,888,505.53 - Step 5: Solve for x
x = 430,713,888,505.53/756,650.36 - Step 6: Final answer
x = 569,237.67
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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.