Finding the Fourth Proportional to 593,252.91, 818,687.05 and 321,320.12
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Solution
The fourth proportional to 593,252.91, 818,687.05 and 321,320.12 is: 443,420.69
Step by Step Solution
- Step 1: Write the proportion equation
593,252.91 : 818,687.05 = 321,320.12 : x - Step 2: Convert to fraction form
593,252.91/818,687.05 = 321,320.12/x - Step 3: Cross multiply
593,252.91x = 818,687.05 × 321,320.12 - Step 4: Simplify right side
593,252.91x = 263,060,616,251.71 - Step 5: Solve for x
x = 263,060,616,251.71/593,252.91 - Step 6: Final answer
x = 443,420.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.