Finding the Fourth Proportional to 1,058,431.40, 1,460,629.50 and 574,992.68
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Solution
The fourth proportional to 1,058,431.40, 1,460,629.50 and 574,992.68 is: 793,486.73
Step by Step Solution
- Step 1: Write the proportion equation
1,058,431.40 : 1,460,629.50 = 574,992.68 : x - Step 2: Convert to fraction form
1,058,431.40/1,460,629.50 = 574,992.68/x - Step 3: Cross multiply
1,058,431.40x = 1,460,629.50 × 574,992.68 - Step 4: Simplify right side
1,058,431.40x = 839,851,270,692.06 - Step 5: Solve for x
x = 839,851,270,692.06/1,058,431.40 - Step 6: Final answer
x = 793,486.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.