Finding the Fourth Proportional to 421,644.33, 631,453.05 and 241,182.68
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Solution
The fourth proportional to 421,644.33, 631,453.05 and 241,182.68 is: 361,194.32
Step by Step Solution
- Step 1: Write the proportion equation
421,644.33 : 631,453.05 = 241,182.68 : x - Step 2: Convert to fraction form
421,644.33/631,453.05 = 241,182.68/x - Step 3: Cross multiply
421,644.33x = 631,453.05 × 241,182.68 - Step 4: Simplify right side
421,644.33x = 152,295,535,735.91 - Step 5: Solve for x
x = 152,295,535,735.91/421,644.33 - Step 6: Final answer
x = 361,194.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.