Finding the Fourth Proportional to 302,980.44, 418,095.29 and 173,889.12
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Solution
The fourth proportional to 302,980.44, 418,095.29 and 173,889.12 is: 239,956.82
Step by Step Solution
- Step 1: Write the proportion equation
302,980.44 : 418,095.29 = 173,889.12 : x - Step 2: Convert to fraction form
302,980.44/418,095.29 = 173,889.12/x - Step 3: Cross multiply
302,980.44x = 418,095.29 × 173,889.12 - Step 4: Simplify right side
302,980.44x = 72,702,222,488.97 - Step 5: Solve for x
x = 72,702,222,488.97/302,980.44 - Step 6: Final answer
x = 239,956.82
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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.