Finding the Fourth Proportional to 705,853.99, 1,058,185.71 and 306,193.69
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Solution
The fourth proportional to 705,853.99, 1,058,185.71 and 306,193.69 is: 459,032.31
Step by Step Solution
- Step 1: Write the proportion equation
705,853.99 : 1,058,185.71 = 306,193.69 : x - Step 2: Convert to fraction form
705,853.99/1,058,185.71 = 306,193.69/x - Step 3: Cross multiply
705,853.99x = 1,058,185.71 × 306,193.69 - Step 4: Simplify right side
705,853.99x = 324,009,787,250.17 - Step 5: Solve for x
x = 324,009,787,250.17/705,853.99 - Step 6: Final answer
x = 459,032.31
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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.