Finding the Fourth Proportional to 763,247.02, 1,143,523.36 and 463,118.12
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Solution
The fourth proportional to 763,247.02, 1,143,523.36 and 463,118.12 is: 693,859.75
Step by Step Solution
- Step 1: Write the proportion equation
763,247.02 : 1,143,523.36 = 463,118.12 : x - Step 2: Convert to fraction form
763,247.02/1,143,523.36 = 463,118.12/x - Step 3: Cross multiply
763,247.02x = 1,143,523.36 × 463,118.12 - Step 4: Simplify right side
763,247.02x = 529,586,388,659.28 - Step 5: Solve for x
x = 529,586,388,659.28/763,247.02 - Step 6: Final answer
x = 693,859.75
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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.