Finding the Fourth Proportional to 293,963.46, 405,620.86 and 173,060.63
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Solution
The fourth proportional to 293,963.46, 405,620.86 and 173,060.63 is: 238,794.99
Step by Step Solution
- Step 1: Write the proportion equation
293,963.46 : 405,620.86 = 173,060.63 : x - Step 2: Convert to fraction form
293,963.46/405,620.86 = 173,060.63/x - Step 3: Cross multiply
293,963.46x = 405,620.86 × 173,060.63 - Step 4: Simplify right side
293,963.46x = 70,197,002,154.14 - Step 5: Solve for x
x = 70,197,002,154.14/293,963.46 - Step 6: Final answer
x = 238,794.99
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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.