Finding the Fourth Proportional to 403,417.53, 605,191.97 and 119,136.84
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Solution
The fourth proportional to 403,417.53, 605,191.97 and 119,136.84 is: 178,724.66
Step by Step Solution
- Step 1: Write the proportion equation
403,417.53 : 605,191.97 = 119,136.84 : x - Step 2: Convert to fraction form
403,417.53/605,191.97 = 119,136.84/x - Step 3: Cross multiply
403,417.53x = 605,191.97 × 119,136.84 - Step 4: Simplify right side
403,417.53x = 72,100,658,899.17 - Step 5: Solve for x
x = 72,100,658,899.17/403,417.53 - Step 6: Final answer
x = 178,724.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.