Finding the Fourth Proportional to 299,625.08, 413,479.86 and 163,658.98
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Solution
The fourth proportional to 299,625.08, 413,479.86 and 163,658.98 is: 225,847.89
Step by Step Solution
- Step 1: Write the proportion equation
299,625.08 : 413,479.86 = 163,658.98 : x - Step 2: Convert to fraction form
299,625.08/413,479.86 = 163,658.98/x - Step 3: Cross multiply
299,625.08x = 413,479.86 × 163,658.98 - Step 4: Simplify right side
299,625.08x = 67,669,692,041.27 - Step 5: Solve for x
x = 67,669,692,041.27/299,625.08 - Step 6: Final answer
x = 225,847.89
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1.5x scale
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.