Finding the Fourth Proportional to 266,393.71, 367,630.55 and 159,026.09
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Solution
The fourth proportional to 266,393.71, 367,630.55 and 159,026.09 is: 219,460.31
Step by Step Solution
- Step 1: Write the proportion equation
266,393.71 : 367,630.55 = 159,026.09 : x - Step 2: Convert to fraction form
266,393.71/367,630.55 = 159,026.09/x - Step 3: Cross multiply
266,393.71x = 367,630.55 × 159,026.09 - Step 4: Simplify right side
266,393.71x = 58,462,846,894.11 - Step 5: Solve for x
x = 58,462,846,894.11/266,393.71 - Step 6: Final answer
x = 219,460.31
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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.