Finding the Fourth Proportional to 297,185.61, 409,807.81 and 254,306.99
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Solution
The fourth proportional to 297,185.61, 409,807.81 and 254,306.99 is: 350,679.80
Step by Step Solution
- Step 1: Write the proportion equation
297,185.61 : 409,807.81 = 254,306.99 : x - Step 2: Convert to fraction form
297,185.61/409,807.81 = 254,306.99/x - Step 3: Cross multiply
297,185.61x = 409,807.81 × 254,306.99 - Step 4: Simplify right side
297,185.61x = 104,216,990,551.52 - Step 5: Solve for x
x = 104,216,990,551.52/297,185.61 - Step 6: Final answer
x = 350,679.80
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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.