Finding the Fourth Proportional to 705,751.99, 1,058,032.90 and 306,091.75
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Solution
The fourth proportional to 705,751.99, 1,058,032.90 and 306,091.75 is: 458,879.53
Step by Step Solution
- Step 1: Write the proportion equation
705,751.99 : 1,058,032.90 = 306,091.75 : x - Step 2: Convert to fraction form
705,751.99/1,058,032.90 = 306,091.75/x - Step 3: Cross multiply
705,751.99x = 1,058,032.90 × 306,091.75 - Step 4: Simplify right side
705,751.99x = 323,855,141,918.58 - Step 5: Solve for x
x = 323,855,141,918.58/705,751.99 - Step 6: Final answer
x = 458,879.53
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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.