Finding the Fourth Proportional to 872,508.01, 1,308,778.41 and 273,455.90
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Solution
The fourth proportional to 872,508.01, 1,308,778.41 and 273,455.90 is: 410,188.99
Step by Step Solution
- Step 1: Write the proportion equation
872,508.01 : 1,308,778.41 = 273,455.90 : x - Step 2: Convert to fraction form
872,508.01/1,308,778.41 = 273,455.90/x - Step 3: Cross multiply
872,508.01x = 1,308,778.41 × 273,455.90 - Step 4: Simplify right side
872,508.01x = 357,893,178,007.12 - Step 5: Solve for x
x = 357,893,178,007.12/872,508.01 - Step 6: Final answer
x = 410,188.99
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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.