Finding the Fourth Proportional to 409,268.58, 564,782.13 and 227,980.26
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Solution
The fourth proportional to 409,268.58, 564,782.13 and 227,980.26 is: 314,608.02
Step by Step Solution
- Step 1: Write the proportion equation
409,268.58 : 564,782.13 = 227,980.26 : x - Step 2: Convert to fraction form
409,268.58/564,782.13 = 227,980.26/x - Step 3: Cross multiply
409,268.58x = 564,782.13 × 227,980.26 - Step 4: Simplify right side
409,268.58x = 128,759,176,840.75 - Step 5: Solve for x
x = 128,759,176,840.75/409,268.58 - Step 6: Final answer
x = 314,608.02
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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.