Finding the Fourth Proportional to 339,729.36, 468,823.80 and 184,679.68
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Solution
The fourth proportional to 339,729.36, 468,823.80 and 184,679.68 is: 254,856.48
Step by Step Solution
- Step 1: Write the proportion equation
339,729.36 : 468,823.80 = 184,679.68 : x - Step 2: Convert to fraction form
339,729.36/468,823.80 = 184,679.68/x - Step 3: Cross multiply
339,729.36x = 468,823.80 × 184,679.68 - Step 4: Simplify right side
339,729.36x = 86,582,229,360.38 - Step 5: Solve for x
x = 86,582,229,360.38/339,729.36 - Step 6: Final answer
x = 254,856.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.