Finding the Fourth Proportional to 299,322.18, 449,061.06 and 149,556.42
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Solution
The fourth proportional to 299,322.18, 449,061.06 and 149,556.42 is: 224,373.50
Step by Step Solution
- Step 1: Write the proportion equation
299,322.18 : 449,061.06 = 149,556.42 : x - Step 2: Convert to fraction form
299,322.18/449,061.06 = 149,556.42/x - Step 3: Cross multiply
299,322.18x = 449,061.06 × 149,556.42 - Step 4: Simplify right side
299,322.18x = 67,159,964,495.01 - Step 5: Solve for x
x = 67,159,964,495.01/299,322.18 - Step 6: Final answer
x = 224,373.50
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1.5x scale
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.