Finding the Fourth Proportional to 930,739.68, 1,396,333.89 and 323,439.75
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Solution
The fourth proportional to 930,739.68, 1,396,333.89 and 323,439.75 is: 485,237.60
Step by Step Solution
- Step 1: Write the proportion equation
930,739.68 : 1,396,333.89 = 323,439.75 : x - Step 2: Convert to fraction form
930,739.68/1,396,333.89 = 323,439.75/x - Step 3: Cross multiply
930,739.68x = 1,396,333.89 × 323,439.75 - Step 4: Simplify right side
930,739.68x = 451,629,884,298.13 - Step 5: Solve for x
x = 451,629,884,298.13/930,739.68 - Step 6: Final answer
x = 485,237.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.