Finding the Fourth Proportional to 351.99, 527.95 and 214.99
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Solution
The fourth proportional to 351.99, 527.95 and 214.99 is: 322.46
Step by Step Solution
- Step 1: Write the proportion equation
351.99 : 527.95 = 214.99 : x - Step 2: Convert to fraction form
351.99/527.95 = 214.99/x - Step 3: Cross multiply
351.99x = 527.95 × 214.99 - Step 4: Simplify right side
351.99x = 113,503.97 - Step 5: Solve for x
x = 113,503.97/351.99 - Step 6: Final answer
x = 322.46
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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.