Finding the Fourth Proportional to 585,708.21, 878,404.68 and 206,579.75
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Solution
The fourth proportional to 585,708.21, 878,404.68 and 206,579.75 is: 309,814.02
Step by Step Solution
- Step 1: Write the proportion equation
585,708.21 : 878,404.68 = 206,579.75 : x - Step 2: Convert to fraction form
585,708.21/878,404.68 = 206,579.75/x - Step 3: Cross multiply
585,708.21x = 878,404.68 × 206,579.75 - Step 4: Simplify right side
585,708.21x = 181,460,614,801.21 - Step 5: Solve for x
x = 181,460,614,801.21/585,708.21 - Step 6: Final answer
x = 309,814.02
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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.