Finding the Third Proportional to 357 and 537.19
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Solution
The third proportional to 357 and 537.19 is: 808.32
Step by Step Solution
- Step 1: Write the proportion equation
357 : 537.19 = 537.19 : x - Step 2: Convert to fraction form
357/537.19 = 537.19/x - Step 3: Cross multiply
357x = 537.19 × 537.19 - Step 4: Simplify right side
357x = 288,570.41 - Step 5: Solve for x
x = 288,570.41/357 - Step 6: Final answer
x = 808.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.