Finding the Fourth Proportional to 435,546.56, 653,412.18 and 155,063
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Solution
The fourth proportional to 435,546.56, 653,412.18 and 155,063 is: 232,627.37
Step by Step Solution
- Step 1: Write the proportion equation
435,546.56 : 653,412.18 = 155,063 : x - Step 2: Convert to fraction form
435,546.56/653,412.18 = 155,063/x - Step 3: Cross multiply
435,546.56x = 653,412.18 × 155,063 - Step 4: Simplify right side
435,546.56x = 101,320,052,867.34 - Step 5: Solve for x
x = 101,320,052,867.34/435,546.56 - Step 6: Final answer
x = 232,627.37
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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.