Finding the Fourth Proportional to 256,607.72, 385,019.22 and 114,354.99
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Solution
The fourth proportional to 256,607.72, 385,019.22 and 114,354.99 is: 171,580.46
Step by Step Solution
- Step 1: Write the proportion equation
256,607.72 : 385,019.22 = 114,354.99 : x - Step 2: Convert to fraction form
256,607.72/385,019.22 = 114,354.99/x - Step 3: Cross multiply
256,607.72x = 385,019.22 × 114,354.99 - Step 4: Simplify right side
256,607.72x = 44,028,869,052.91 - Step 5: Solve for x
x = 44,028,869,052.91/256,607.72 - Step 6: Final answer
x = 171,580.46
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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.