Finding the Fourth Proportional to 529,896.84, 730,881.62 and 325,679.64
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Solution
The fourth proportional to 529,896.84, 730,881.62 and 325,679.64 is: 449,206.80
Step by Step Solution
- Step 1: Write the proportion equation
529,896.84 : 730,881.62 = 325,679.64 : x - Step 2: Convert to fraction form
529,896.84/730,881.62 = 325,679.64/x - Step 3: Cross multiply
529,896.84x = 730,881.62 × 325,679.64 - Step 4: Simplify right side
529,896.84x = 238,033,259,229.81 - Step 5: Solve for x
x = 238,033,259,229.81/529,896.84 - Step 6: Final answer
x = 449,206.80
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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.