Finding the Fourth Proportional to 266,260.42, 367,486.84 and 157,360.31
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Solution
The fourth proportional to 266,260.42, 367,486.84 and 157,360.31 is: 217,185.28
Step by Step Solution
- Step 1: Write the proportion equation
266,260.42 : 367,486.84 = 157,360.31 : x - Step 2: Convert to fraction form
266,260.42/367,486.84 = 157,360.31/x - Step 3: Cross multiply
266,260.42x = 367,486.84 × 157,360.31 - Step 4: Simplify right side
266,260.42x = 57,827,843,063.32 - Step 5: Solve for x
x = 57,827,843,063.32/266,260.42 - Step 6: Final answer
x = 217,185.28
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1.5x scale
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.