Finding the Fourth Proportional to 370.44, 511.02 and 292.68
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Solution
The fourth proportional to 370.44, 511.02 and 292.68 is: 403.75
Step by Step Solution
- Step 1: Write the proportion equation
370.44 : 511.02 = 292.68 : x - Step 2: Convert to fraction form
370.44/511.02 = 292.68/x - Step 3: Cross multiply
370.44x = 511.02 × 292.68 - Step 4: Simplify right side
370.44x = 149,565.33 - Step 5: Solve for x
x = 149,565.33/370.44 - Step 6: Final answer
x = 403.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.