Finding the Fourth Proportional to 266,256.18, 367,419.84 and 145,374.18
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Solution
The fourth proportional to 266,256.18, 367,419.84 and 145,374.18 is: 200,608.89
Step by Step Solution
- Step 1: Write the proportion equation
266,256.18 : 367,419.84 = 145,374.18 : x - Step 2: Convert to fraction form
266,256.18/367,419.84 = 145,374.18/x - Step 3: Cross multiply
266,256.18x = 367,419.84 × 145,374.18 - Step 4: Simplify right side
266,256.18x = 53,413,357,955.73 - Step 5: Solve for x
x = 53,413,357,955.73/266,256.18 - Step 6: Final answer
x = 200,608.89
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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.