Finding the Fourth Proportional to 733, 1,011.99 and 471.48
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Solution
The fourth proportional to 733, 1,011.99 and 471.48 is: 650.93
Step by Step Solution
- Step 1: Write the proportion equation
733 : 1,011.99 = 471.48 : x - Step 2: Convert to fraction form
733/1,011.99 = 471.48/x - Step 3: Cross multiply
733x = 1,011.99 × 471.48 - Step 4: Simplify right side
733x = 477,133.05 - Step 5: Solve for x
x = 477,133.05/733 - Step 6: Final answer
x = 650.93
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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.