Finding the Fourth Proportional to 881,058.93, 1,320,941.97 and 281,675.13
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Solution
The fourth proportional to 881,058.93, 1,320,941.97 and 281,675.13 is: 422,306.03
Step by Step Solution
- Step 1: Write the proportion equation
881,058.93 : 1,320,941.97 = 281,675.13 : x - Step 2: Convert to fraction form
881,058.93/1,320,941.97 = 281,675.13/x - Step 3: Cross multiply
881,058.93x = 1,320,941.97 × 281,675.13 - Step 4: Simplify right side
881,058.93x = 372,076,501,122.21 - Step 5: Solve for x
x = 372,076,501,122.21/881,058.93 - Step 6: Final answer
x = 422,306.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.