Finding the Fourth Proportional to 266,860.58, 368,207.36 and 159,409.64
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Solution
The fourth proportional to 266,860.58, 368,207.36 and 159,409.64 is: 219,949.32
Step by Step Solution
- Step 1: Write the proportion equation
266,860.58 : 368,207.36 = 159,409.64 : x - Step 2: Convert to fraction form
266,860.58/368,207.36 = 159,409.64/x - Step 3: Cross multiply
266,860.58x = 368,207.36 × 159,409.64 - Step 4: Simplify right side
266,860.58x = 58,695,802,702.95 - Step 5: Solve for x
x = 58,695,802,702.95/266,860.58 - Step 6: Final answer
x = 219,949.32
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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.