Finding the Fourth Proportional to 945,273.39, 1,304,252.91 and 537,342.99
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Solution
The fourth proportional to 945,273.39, 1,304,252.91 and 537,342.99 is: 741,405.78
Step by Step Solution
- Step 1: Write the proportion equation
945,273.39 : 1,304,252.91 = 537,342.99 : x - Step 2: Convert to fraction form
945,273.39/1,304,252.91 = 537,342.99/x - Step 3: Cross multiply
945,273.39x = 1,304,252.91 × 537,342.99 - Step 4: Simplify right side
945,273.39x = 700,831,158,375.60 - Step 5: Solve for x
x = 700,831,158,375.60/945,273.39 - Step 6: Final answer
x = 741,405.78
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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.