Finding the Fourth Proportional to 299,320.18, 449,058.06 and 149,554.42
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Solution
The fourth proportional to 299,320.18, 449,058.06 and 149,554.42 is: 224,370.50
Step by Step Solution
- Step 1: Write the proportion equation
299,320.18 : 449,058.06 = 149,554.42 : x - Step 2: Convert to fraction form
299,320.18/449,058.06 = 149,554.42/x - Step 3: Cross multiply
299,320.18x = 449,058.06 × 149,554.42 - Step 4: Simplify right side
299,320.18x = 67,158,616,586.98 - Step 5: Solve for x
x = 67,158,616,586.98/299,320.18 - Step 6: Final answer
x = 224,370.50
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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.