Finding the Fourth Proportional to 738,513.67, 1,107,769.65 and 265,199.53
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Solution
The fourth proportional to 738,513.67, 1,107,769.65 and 265,199.53 is: 397,798.99
Step by Step Solution
- Step 1: Write the proportion equation
738,513.67 : 1,107,769.65 = 265,199.53 : x - Step 2: Convert to fraction form
738,513.67/1,107,769.65 = 265,199.53/x - Step 3: Cross multiply
738,513.67x = 1,107,769.65 × 265,199.53 - Step 4: Simplify right side
738,513.67x = 293,779,990,528.27 - Step 5: Solve for x
x = 293,779,990,528.27/738,513.67 - Step 6: Final answer
x = 397,798.99
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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.