Finding the Fourth Proportional to 944.56, 1,416.92 and 559
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Solution
The fourth proportional to 944.56, 1,416.92 and 559 is: 838.55
Step by Step Solution
- Step 1: Write the proportion equation
944.56 : 1,416.92 = 559 : x - Step 2: Convert to fraction form
944.56/1,416.92 = 559/x - Step 3: Cross multiply
944.56x = 1,416.92 × 559 - Step 4: Simplify right side
944.56x = 792,058.28 - Step 5: Solve for x
x = 792,058.28/944.56 - Step 6: Final answer
x = 838.55
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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.