Finding the Fourth Proportional to 370.99, 511.80 and 297.41
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Solution
The fourth proportional to 370.99, 511.80 and 297.41 is: 410.29
Step by Step Solution
- Step 1: Write the proportion equation
370.99 : 511.80 = 297.41 : x - Step 2: Convert to fraction form
370.99/511.80 = 297.41/x - Step 3: Cross multiply
370.99x = 511.80 × 297.41 - Step 4: Simplify right side
370.99x = 152,214.44 - Step 5: Solve for x
x = 152,214.44/370.99 - Step 6: Final answer
x = 410.29
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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.