Finding the Fourth Proportional to 734,954.40, 1,102,431.60 and 236,368.80
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Solution
The fourth proportional to 734,954.40, 1,102,431.60 and 236,368.80 is: 354,553.20
Step by Step Solution
- Step 1: Write the proportion equation
734,954.40 : 1,102,431.60 = 236,368.80 : x - Step 2: Convert to fraction form
734,954.40/1,102,431.60 = 236,368.80/x - Step 3: Cross multiply
734,954.40x = 1,102,431.60 × 236,368.80 - Step 4: Simplify right side
734,954.40x = 260,580,434,374.08 - Step 5: Solve for x
x = 260,580,434,374.08/734,954.40 - Step 6: Final answer
x = 354,553.20
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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.