Finding the Fourth Proportional to 349,215.99, 523,713.27 and 149,482.75
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Solution
The fourth proportional to 349,215.99, 523,713.27 and 149,482.75 is: 224,176.73
Step by Step Solution
- Step 1: Write the proportion equation
349,215.99 : 523,713.27 = 149,482.75 : x - Step 2: Convert to fraction form
349,215.99/523,713.27 = 149,482.75/x - Step 3: Cross multiply
349,215.99x = 523,713.27 × 149,482.75 - Step 4: Simplify right side
349,215.99x = 78,286,099,203.49 - Step 5: Solve for x
x = 78,286,099,203.49/349,215.99 - Step 6: Final answer
x = 224,176.73
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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.