Finding the Fourth Proportional to 944.38, 1,416.48 and 294.76
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Solution
The fourth proportional to 944.38, 1,416.48 and 294.76 is: 442.11
Step by Step Solution
- Step 1: Write the proportion equation
944.38 : 1,416.48 = 294.76 : x - Step 2: Convert to fraction form
944.38/1,416.48 = 294.76/x - Step 3: Cross multiply
944.38x = 1,416.48 × 294.76 - Step 4: Simplify right side
944.38x = 417,521.64 - Step 5: Solve for x
x = 417,521.64/944.38 - Step 6: Final answer
x = 442.11
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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.