Finding the Fourth Proportional to 264,233.99, 396,392.28 and 86,700.62
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Solution
The fourth proportional to 264,233.99, 396,392.28 and 86,700.62 is: 130,064.48
Step by Step Solution
- Step 1: Write the proportion equation
264,233.99 : 396,392.28 = 86,700.62 : x - Step 2: Convert to fraction form
264,233.99/396,392.28 = 86,700.62/x - Step 3: Cross multiply
264,233.99x = 396,392.28 × 86,700.62 - Step 4: Simplify right side
264,233.99x = 34,367,456,439.21 - Step 5: Solve for x
x = 34,367,456,439.21/264,233.99 - Step 6: Final answer
x = 130,064.48
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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.