Finding the Fourth Proportional to 966,376.25, 1,448,193.39 and 711,659.09
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Solution
The fourth proportional to 966,376.25, 1,448,193.39 and 711,659.09 is: 1,066,479.02
Step by Step Solution
- Step 1: Write the proportion equation
966,376.25 : 1,448,193.39 = 711,659.09 : x - Step 2: Convert to fraction form
966,376.25/1,448,193.39 = 711,659.09/x - Step 3: Cross multiply
966,376.25x = 1,448,193.39 × 711,659.09 - Step 4: Simplify right side
966,376.25x = 1,030,619,991,023.18 - Step 5: Solve for x
x = 1,030,619,991,023.18/966,376.25 - Step 6: Final answer
x = 1,066,479.02
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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.