Finding the Fourth Proportional to 685,795.68, 1,028,318.52 and 544,548.29
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Solution
The fourth proportional to 685,795.68, 1,028,318.52 and 544,548.29 is: 816,524.67
Step by Step Solution
- Step 1: Write the proportion equation
685,795.68 : 1,028,318.52 = 544,548.29 : x - Step 2: Convert to fraction form
685,795.68/1,028,318.52 = 544,548.29/x - Step 3: Cross multiply
685,795.68x = 1,028,318.52 × 544,548.29 - Step 4: Simplify right side
685,795.68x = 559,969,088,541.79 - Step 5: Solve for x
x = 559,969,088,541.79/685,795.68 - Step 6: Final answer
x = 816,524.67
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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.