Finding the Fourth Proportional to 757,471.06, 1,045,331.94 and 417,961.18
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Solution
The fourth proportional to 757,471.06, 1,045,331.94 and 417,961.18 is: 576,798.50
Step by Step Solution
- Step 1: Write the proportion equation
757,471.06 : 1,045,331.94 = 417,961.18 : x - Step 2: Convert to fraction form
757,471.06/1,045,331.94 = 417,961.18/x - Step 3: Cross multiply
757,471.06x = 1,045,331.94 × 417,961.18 - Step 4: Simplify right side
757,471.06x = 436,908,171,134.09 - Step 5: Solve for x
x = 436,908,171,134.09/757,471.06 - Step 6: Final answer
x = 576,798.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.