Finding the Fourth Proportional to 451,003.79, 676,727.99 and 211,133.96
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Solution
The fourth proportional to 451,003.79, 676,727.99 and 211,133.96 is: 316,805.01
Step by Step Solution
- Step 1: Write the proportion equation
451,003.79 : 676,727.99 = 211,133.96 : x - Step 2: Convert to fraction form
451,003.79/676,727.99 = 211,133.96/x - Step 3: Cross multiply
451,003.79x = 676,727.99 × 211,133.96 - Step 4: Simplify right side
451,003.79x = 142,880,260,371.54 - Step 5: Solve for x
x = 142,880,260,371.54/451,003.79 - Step 6: Final answer
x = 316,805.01
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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.