Finding the Fourth Proportional to 593,246.16, 818,674.74 and 321,307.74
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Solution
The fourth proportional to 593,246.16, 818,674.74 and 321,307.74 is: 443,401.99
Step by Step Solution
- Step 1: Write the proportion equation
593,246.16 : 818,674.74 = 321,307.74 : x - Step 2: Convert to fraction form
593,246.16/818,674.74 = 321,307.74/x - Step 3: Cross multiply
593,246.16x = 818,674.74 × 321,307.74 - Step 4: Simplify right side
593,246.16x = 263,046,530,504.49 - Step 5: Solve for x
x = 263,046,530,504.49/593,246.16 - Step 6: Final answer
x = 443,401.99
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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.