Finding the Fourth Proportional to 857,628.48, 1,286,504.48 and 226,534.08
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Solution
The fourth proportional to 857,628.48, 1,286,504.48 and 226,534.08 is: 339,817.43
Step by Step Solution
- Step 1: Write the proportion equation
857,628.48 : 1,286,504.48 = 226,534.08 : x - Step 2: Convert to fraction form
857,628.48/1,286,504.48 = 226,534.08/x - Step 3: Cross multiply
857,628.48x = 1,286,504.48 × 226,534.08 - Step 4: Simplify right side
857,628.48x = 291,437,108,792.68 - Step 5: Solve for x
x = 291,437,108,792.68/857,628.48 - Step 6: Final answer
x = 339,817.43
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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.