Finding the Fourth Proportional to 593,815.05, 890,918.06 and 394,917.93
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Solution
The fourth proportional to 593,815.05, 890,918.06 and 394,917.93 is: 592,506.90
Step by Step Solution
- Step 1: Write the proportion equation
593,815.05 : 890,918.06 = 394,917.93 : x - Step 2: Convert to fraction form
593,815.05/890,918.06 = 394,917.93/x - Step 3: Cross multiply
593,815.05x = 890,918.06 × 394,917.93 - Step 4: Simplify right side
593,815.05x = 351,839,514,080.23 - Step 5: Solve for x
x = 351,839,514,080.23/593,815.05 - Step 6: Final answer
x = 592,506.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.