Finding the Fourth Proportional to 325,240.65, 487,860.98 and 125,567.55
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Solution
The fourth proportional to 325,240.65, 487,860.98 and 125,567.55 is: 188,351.33
Step by Step Solution
- Step 1: Write the proportion equation
325,240.65 : 487,860.98 = 125,567.55 : x - Step 2: Convert to fraction form
325,240.65/487,860.98 = 125,567.55/x - Step 3: Cross multiply
325,240.65x = 487,860.98 × 125,567.55 - Step 4: Simplify right side
325,240.65x = 61,259,507,371.36 - Step 5: Solve for x
x = 61,259,507,371.36/325,240.65 - Step 6: Final answer
x = 188,351.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.