Finding the Fourth Proportional to 414,485.63, 571,990.19 and 235,637.63
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Solution
The fourth proportional to 414,485.63, 571,990.19 and 235,637.63 is: 325,179.94
Step by Step Solution
- Step 1: Write the proportion equation
414,485.63 : 571,990.19 = 235,637.63 : x - Step 2: Convert to fraction form
414,485.63/571,990.19 = 235,637.63/x - Step 3: Cross multiply
414,485.63x = 571,990.19 × 235,637.63 - Step 4: Simplify right side
414,485.63x = 134,782,408,716.71 - Step 5: Solve for x
x = 134,782,408,716.71/414,485.63 - Step 6: Final answer
x = 325,179.94
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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.