Finding the Fourth Proportional to 756,847.48, 1,133,986.62 and 456,697.42
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Solution
The fourth proportional to 756,847.48, 1,133,986.62 and 456,697.42 is: 684,270.98
Step by Step Solution
- Step 1: Write the proportion equation
756,847.48 : 1,133,986.62 = 456,697.42 : x - Step 2: Convert to fraction form
756,847.48/1,133,986.62 = 456,697.42/x - Step 3: Cross multiply
756,847.48x = 1,133,986.62 × 456,697.42 - Step 4: Simplify right side
756,847.48x = 517,888,763,668.52 - Step 5: Solve for x
x = 517,888,763,668.52/756,847.48 - Step 6: Final answer
x = 684,270.98
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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.