Finding the Fourth Proportional to 424,895.48, 637,364.40 and 121,334.68
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Solution
The fourth proportional to 424,895.48, 637,364.40 and 121,334.68 is: 182,008.07
Step by Step Solution
- Step 1: Write the proportion equation
424,895.48 : 637,364.40 = 121,334.68 : x - Step 2: Convert to fraction form
424,895.48/637,364.40 = 121,334.68/x - Step 3: Cross multiply
424,895.48x = 637,364.40 × 121,334.68 - Step 4: Simplify right side
424,895.48x = 77,334,405,517.39 - Step 5: Solve for x
x = 77,334,405,517.39/424,895.48 - Step 6: Final answer
x = 182,008.07
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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.