Finding the Fourth Proportional to 705,616.44, 1,058,602.86 and 306,160.08
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Solution
The fourth proportional to 705,616.44, 1,058,602.86 and 306,160.08 is: 459,317.44
Step by Step Solution
- Step 1: Write the proportion equation
705,616.44 : 1,058,602.86 = 306,160.08 : x - Step 2: Convert to fraction form
705,616.44/1,058,602.86 = 306,160.08/x - Step 3: Cross multiply
705,616.44x = 1,058,602.86 × 306,160.08 - Step 4: Simplify right side
705,616.44x = 324,101,936,305.83 - Step 5: Solve for x
x = 324,101,936,305.83/705,616.44 - Step 6: Final answer
x = 459,317.44
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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.