Finding the Fourth Proportional to 705,907.08, 1,058,265.81 and 306,247.14
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Solution
The fourth proportional to 705,907.08, 1,058,265.81 and 306,247.14 is: 459,112.66
Step by Step Solution
- Step 1: Write the proportion equation
705,907.08 : 1,058,265.81 = 306,247.14 : x - Step 2: Convert to fraction form
705,907.08/1,058,265.81 = 306,247.14/x - Step 3: Cross multiply
705,907.08x = 1,058,265.81 × 306,247.14 - Step 4: Simplify right side
705,907.08x = 324,090,877,672.28 - Step 5: Solve for x
x = 324,090,877,672.28/705,907.08 - Step 6: Final answer
x = 459,112.66
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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.