Finding the Fourth Proportional to 695,958.75, 960,406.74 and 409,497.39
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Solution
The fourth proportional to 695,958.75, 960,406.74 and 409,497.39 is: 565,096.79
Step by Step Solution
- Step 1: Write the proportion equation
695,958.75 : 960,406.74 = 409,497.39 : x - Step 2: Convert to fraction form
695,958.75/960,406.74 = 409,497.39/x - Step 3: Cross multiply
695,958.75x = 960,406.74 × 409,497.39 - Step 4: Simplify right side
695,958.75x = 393,284,053,368.41 - Step 5: Solve for x
x = 393,284,053,368.41/695,958.75 - Step 6: Final answer
x = 565,096.79
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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.