Finding the Fourth Proportional to 433,921.08, 651,052.94 and 134,425.02
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Solution
The fourth proportional to 433,921.08, 651,052.94 and 134,425.02 is: 201,690.60
Step by Step Solution
- Step 1: Write the proportion equation
433,921.08 : 651,052.94 = 134,425.02 : x - Step 2: Convert to fraction form
433,921.08/651,052.94 = 134,425.02/x - Step 3: Cross multiply
433,921.08x = 651,052.94 × 134,425.02 - Step 4: Simplify right side
433,921.08x = 87,517,804,480.56 - Step 5: Solve for x
x = 87,517,804,480.56/433,921.08 - Step 6: Final answer
x = 201,690.60
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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.