Finding the Fourth Proportional to 479,881.55, 719,268.74 and 180,170.97
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Solution
The fourth proportional to 479,881.55, 719,268.74 and 180,170.97 is: 270,048.61
Step by Step Solution
- Step 1: Write the proportion equation
479,881.55 : 719,268.74 = 180,170.97 : x - Step 2: Convert to fraction form
479,881.55/719,268.74 = 180,170.97/x - Step 3: Cross multiply
479,881.55x = 719,268.74 × 180,170.97 - Step 4: Simplify right side
479,881.55x = 129,591,345,675.62 - Step 5: Solve for x
x = 129,591,345,675.62/479,881.55 - Step 6: Final answer
x = 270,048.61
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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.