Finding the Fourth Proportional to 395,325.54, 545,542.59 and 214,035.99
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Solution
The fourth proportional to 395,325.54, 545,542.59 and 214,035.99 is: 295,366.06
Step by Step Solution
- Step 1: Write the proportion equation
395,325.54 : 545,542.59 = 214,035.99 : x - Step 2: Convert to fraction form
395,325.54/545,542.59 = 214,035.99/x - Step 3: Cross multiply
395,325.54x = 545,542.59 × 214,035.99 - Step 4: Simplify right side
395,325.54x = 116,765,748,337.81 - Step 5: Solve for x
x = 116,765,748,337.81/395,325.54 - Step 6: Final answer
x = 295,366.06
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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.