Finding the Fourth Proportional to 314,056.62, 470,906.48 and 214,337.62
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Solution
The fourth proportional to 314,056.62, 470,906.48 and 214,337.62 is: 321,384.64
Step by Step Solution
- Step 1: Write the proportion equation
314,056.62 : 470,906.48 = 214,337.62 : x - Step 2: Convert to fraction form
314,056.62/470,906.48 = 214,337.62/x - Step 3: Cross multiply
314,056.62x = 470,906.48 × 214,337.62 - Step 4: Simplify right side
314,056.62x = 100,932,973,094.09 - Step 5: Solve for x
x = 100,932,973,094.09/314,056.62 - Step 6: Final answer
x = 321,384.64
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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.