Finding the Fourth Proportional to 486,575.09, 729,882.53 and 166,946.78
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Solution
The fourth proportional to 486,575.09, 729,882.53 and 166,946.78 is: 250,426.99
Step by Step Solution
- Step 1: Write the proportion equation
486,575.09 : 729,882.53 = 166,946.78 : x - Step 2: Convert to fraction form
486,575.09/729,882.53 = 166,946.78/x - Step 3: Cross multiply
486,575.09x = 729,882.53 × 166,946.78 - Step 4: Simplify right side
486,575.09x = 121,851,533,677.61 - Step 5: Solve for x
x = 121,851,533,677.61/486,575.09 - Step 6: Final answer
x = 250,426.99
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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.