Finding the Fourth Proportional to 593,102.53, 818,479.99 and 321,170.41
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Solution
The fourth proportional to 593,102.53, 818,479.99 and 321,170.41 is: 443,214.35
Step by Step Solution
- Step 1: Write the proportion equation
593,102.53 : 818,479.99 = 321,170.41 : x - Step 2: Convert to fraction form
593,102.53/818,479.99 = 321,170.41/x - Step 3: Cross multiply
593,102.53x = 818,479.99 × 321,170.41 - Step 4: Simplify right side
593,102.53x = 262,871,553,965.10 - Step 5: Solve for x
x = 262,871,553,965.10/593,102.53 - Step 6: Final answer
x = 443,214.35
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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.