Finding the Fourth Proportional to 420,744.33, 631,129.26 and 164,566.68
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Solution
The fourth proportional to 420,744.33, 631,129.26 and 164,566.68 is: 246,855.01
Step by Step Solution
- Step 1: Write the proportion equation
420,744.33 : 631,129.26 = 164,566.68 : x - Step 2: Convert to fraction form
420,744.33/631,129.26 = 164,566.68/x - Step 3: Cross multiply
420,744.33x = 631,129.26 × 164,566.68 - Step 4: Simplify right side
420,744.33x = 103,862,846,969.06 - Step 5: Solve for x
x = 103,862,846,969.06/420,744.33 - Step 6: Final answer
x = 246,855.01
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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.