Finding the Fourth Proportional to 942,853.88, 1,414,273.26 and 624,431
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Solution
The fourth proportional to 942,853.88, 1,414,273.26 and 624,431 is: 936,641.49
Step by Step Solution
- Step 1: Write the proportion equation
942,853.88 : 1,414,273.26 = 624,431 : x - Step 2: Convert to fraction form
942,853.88/1,414,273.26 = 624,431/x - Step 3: Cross multiply
942,853.88x = 1,414,273.26 × 624,431 - Step 4: Simplify right side
942,853.88x = 883,116,066,015.06 - Step 5: Solve for x
x = 883,116,066,015.06/942,853.88 - Step 6: Final answer
x = 936,641.49
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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.