Finding the Fourth Proportional to 268,276.74, 370,368.09 and 187,950.66
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Solution
The fourth proportional to 268,276.74, 370,368.09 and 187,950.66 is: 259,474.33
Step by Step Solution
- Step 1: Write the proportion equation
268,276.74 : 370,368.09 = 187,950.66 : x - Step 2: Convert to fraction form
268,276.74/370,368.09 = 187,950.66/x - Step 3: Cross multiply
268,276.74x = 370,368.09 × 187,950.66 - Step 4: Simplify right side
268,276.74x = 69,610,926,958.44 - Step 5: Solve for x
x = 69,610,926,958.44/268,276.74 - Step 6: Final answer
x = 259,474.33
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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.