Finding the Fourth Proportional to 804,970.13, 1,207,496.56 and 205,936.49
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Solution
The fourth proportional to 804,970.13, 1,207,496.56 and 205,936.49 is: 308,915.32
Step by Step Solution
- Step 1: Write the proportion equation
804,970.13 : 1,207,496.56 = 205,936.49 : x - Step 2: Convert to fraction form
804,970.13/1,207,496.56 = 205,936.49/x - Step 3: Cross multiply
804,970.13x = 1,207,496.56 × 205,936.49 - Step 4: Simplify right side
804,970.13x = 248,667,603,253.47 - Step 5: Solve for x
x = 248,667,603,253.47/804,970.13 - Step 6: Final answer
x = 308,915.32
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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.