Finding the Fourth Proportional to 614,039.94, 920,615.22 and 258,858.99
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Solution
The fourth proportional to 614,039.94, 920,615.22 and 258,858.99 is: 388,101.02
Step by Step Solution
- Step 1: Write the proportion equation
614,039.94 : 920,615.22 = 258,858.99 : x - Step 2: Convert to fraction form
614,039.94/920,615.22 = 258,858.99/x - Step 3: Cross multiply
614,039.94x = 920,615.22 × 258,858.99 - Step 4: Simplify right side
614,039.94x = 238,309,526,027.83 - Step 5: Solve for x
x = 238,309,526,027.83/614,039.94 - Step 6: Final answer
x = 388,101.02
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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.