Finding the Fourth Proportional to 531,765.60, 734,107.42 and 410,634.96
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Solution
The fourth proportional to 531,765.60, 734,107.42 and 410,634.96 is: 566,885.43
Step by Step Solution
- Step 1: Write the proportion equation
531,765.60 : 734,107.42 = 410,634.96 : x - Step 2: Convert to fraction form
531,765.60/734,107.42 = 410,634.96/x - Step 3: Cross multiply
531,765.60x = 734,107.42 × 410,634.96 - Step 4: Simplify right side
531,765.60x = 301,450,171,047.40 - Step 5: Solve for x
x = 301,450,171,047.40/531,765.60 - Step 6: Final answer
x = 566,885.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.