Finding the Fourth Proportional to 529,299.36, 793,942.56 and 129,936.96
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Solution
The fourth proportional to 529,299.36, 793,942.56 and 129,936.96 is: 194,903.85
Step by Step Solution
- Step 1: Write the proportion equation
529,299.36 : 793,942.56 = 129,936.96 : x - Step 2: Convert to fraction form
529,299.36/793,942.56 = 129,936.96/x - Step 3: Cross multiply
529,299.36x = 793,942.56 × 129,936.96 - Step 4: Simplify right side
529,299.36x = 103,162,482,661.02 - Step 5: Solve for x
x = 103,162,482,661.02/529,299.36 - Step 6: Final answer
x = 194,903.85
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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.