Finding the Fourth Proportional to 545.84, 752.92 and 324.74
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Solution
The fourth proportional to 545.84, 752.92 and 324.74 is: 447.94
Step by Step Solution
- Step 1: Write the proportion equation
545.84 : 752.92 = 324.74 : x - Step 2: Convert to fraction form
545.84/752.92 = 324.74/x - Step 3: Cross multiply
545.84x = 752.92 × 324.74 - Step 4: Simplify right side
545.84x = 244,503.24 - Step 5: Solve for x
x = 244,503.24/545.84 - Step 6: Final answer
x = 447.94
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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.