Finding the Fourth Proportional to 297,995.63, 411,234.03 and 163,859.63
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Solution
The fourth proportional to 297,995.63, 411,234.03 and 163,859.63 is: 226,126.32
Step by Step Solution
- Step 1: Write the proportion equation
297,995.63 : 411,234.03 = 163,859.63 : x - Step 2: Convert to fraction form
297,995.63/411,234.03 = 163,859.63/x - Step 3: Cross multiply
297,995.63x = 411,234.03 × 163,859.63 - Step 4: Simplify right side
297,995.63x = 67,384,653,943.04 - Step 5: Solve for x
x = 67,384,653,943.04/297,995.63 - Step 6: Final answer
x = 226,126.32
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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.