Finding the Fourth Proportional to 896,247.81, 1,344,992.43 and 356,448.68
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Solution
The fourth proportional to 896,247.81, 1,344,992.43 and 356,448.68 is: 534,919.88
Step by Step Solution
- Step 1: Write the proportion equation
896,247.81 : 1,344,992.43 = 356,448.68 : x - Step 2: Convert to fraction form
896,247.81/1,344,992.43 = 356,448.68/x - Step 3: Cross multiply
896,247.81x = 1,344,992.43 × 356,448.68 - Step 4: Simplify right side
896,247.81x = 479,420,769,558.53 - Step 5: Solve for x
x = 479,420,769,558.53/896,247.81 - Step 6: Final answer
x = 534,919.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.