Finding the Fourth Proportional to 456,114.08, 629,439.12 and 254,913.44
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Solution
The fourth proportional to 456,114.08, 629,439.12 and 254,913.44 is: 351,781.49
Step by Step Solution
- Step 1: Write the proportion equation
456,114.08 : 629,439.12 = 254,913.44 : x - Step 2: Convert to fraction form
456,114.08/629,439.12 = 254,913.44/x - Step 3: Cross multiply
456,114.08x = 629,439.12 × 254,913.44 - Step 4: Simplify right side
456,114.08x = 160,452,491,349.77 - Step 5: Solve for x
x = 160,452,491,349.77/456,114.08 - Step 6: Final answer
x = 351,781.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.