Finding the Fourth Proportional to 705,853.49, 1,058,184.96 and 306,193.19
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Solution
The fourth proportional to 705,853.49, 1,058,184.96 and 306,193.19 is: 459,031.56
Step by Step Solution
- Step 1: Write the proportion equation
705,853.49 : 1,058,184.96 = 306,193.19 : x - Step 2: Convert to fraction form
705,853.49/1,058,184.96 = 306,193.19/x - Step 3: Cross multiply
705,853.49x = 1,058,184.96 × 306,193.19 - Step 4: Simplify right side
705,853.49x = 324,009,028,512.42 - Step 5: Solve for x
x = 324,009,028,512.42/705,853.49 - Step 6: Final answer
x = 459,031.56
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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.