Finding the Fourth Proportional to 756,383.22, 1,135,240.40 and 396,811.02
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Solution
The fourth proportional to 756,383.22, 1,135,240.40 and 396,811.02 is: 595,565.70
Step by Step Solution
- Step 1: Write the proportion equation
756,383.22 : 1,135,240.40 = 396,811.02 : x - Step 2: Convert to fraction form
756,383.22/1,135,240.40 = 396,811.02/x - Step 3: Cross multiply
756,383.22x = 1,135,240.40 × 396,811.02 - Step 4: Simplify right side
756,383.22x = 450,475,901,069.21 - Step 5: Solve for x
x = 450,475,901,069.21/756,383.22 - Step 6: Final answer
x = 595,565.70
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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.