Finding the Fourth Proportional to 338,637.57, 467,334.62 and 202,645.65
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Solution
The fourth proportional to 338,637.57, 467,334.62 and 202,645.65 is: 279,659.84
Step by Step Solution
- Step 1: Write the proportion equation
338,637.57 : 467,334.62 = 202,645.65 : x - Step 2: Convert to fraction form
338,637.57/467,334.62 = 202,645.65/x - Step 3: Cross multiply
338,637.57x = 467,334.62 × 202,645.65 - Step 4: Simplify right side
338,637.57x = 94,703,327,837.40 - Step 5: Solve for x
x = 94,703,327,837.40/338,637.57 - Step 6: Final answer
x = 279,659.84
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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.