Finding the Fourth Proportional to 954,487.63, 1,317,201.78 and 524,770.75
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Solution
The fourth proportional to 954,487.63, 1,317,201.78 and 524,770.75 is: 724,188.50
Step by Step Solution
- Step 1: Write the proportion equation
954,487.63 : 1,317,201.78 = 524,770.75 : x - Step 2: Convert to fraction form
954,487.63/1,317,201.78 = 524,770.75/x - Step 3: Cross multiply
954,487.63x = 1,317,201.78 × 524,770.75 - Step 4: Simplify right side
954,487.63x = 691,228,965,991.94 - Step 5: Solve for x
x = 691,228,965,991.94/954,487.63 - Step 6: Final answer
x = 724,188.50
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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.