Finding the Fourth Proportional to 1,015,664.68, 1,523,502.42 and 305,687.80
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Solution
The fourth proportional to 1,015,664.68, 1,523,502.42 and 305,687.80 is: 458,533.33
Step by Step Solution
- Step 1: Write the proportion equation
1,015,664.68 : 1,523,502.42 = 305,687.80 : x - Step 2: Convert to fraction form
1,015,664.68/1,523,502.42 = 305,687.80/x - Step 3: Cross multiply
1,015,664.68x = 1,523,502.42 × 305,687.80 - Step 4: Simplify right side
1,015,664.68x = 465,716,103,064.48 - Step 5: Solve for x
x = 465,716,103,064.48/1,015,664.68 - Step 6: Final answer
x = 458,533.33
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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.